18212920484

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 38224327680

約数和(自身を除く): 20011407196

約数列:

[1, 2, 4, 11, 22, 23, 31, 44, 46, 62, 89, 92, 121, 124, 178, 242, 253, 341, 356, 484, 506, 593, 682, 713, 979, 1012, 1186, 1364, 1426, 1958, 2047, 2372, 2759, 2783, 2852, 3751, 3916, 4094, 5518, 5566, 6523, 7502, 7843, 8188, 10769, 11036, 11132, 13046, 13639, 15004, 15686, 18383, 21538, 22517, 26092, 27278, 30349, 31372, 36766, 43076, 45034, 52777, 54556, 60698, 63457, 71753, 73532, 86273, 90068, 105554, 121396, 126914, 143506, 150029, 172546, 202213, 211108, 247687, 253828, 287012, 300058, 333839, 345092, 404426, 422809, 495374, 580547, 600116, 667678, 698027, 808852, 845618, 990748, 1161094, 1213871, 1335356, 1396054, 1636087, 1650319, 1691236, 2224343, 2322188, 2427742, 2792108, 3272174, 3300638, 4448686, 4650899, 4855484, 6386017, 6544348, 6601276, 7678297, 8897372, 9301798, 12772034, 13352581, 15356594, 17996957, 18603596, 25544068, 26705162, 30713188, 35993914, 37630001, 51159889, 53410324, 71987828, 75260002, 102319778, 146878391, 150520004, 197966527, 204639556, 293756782, 395933054, 413930011, 587513564, 791866108, 827860022, 1655720044, 4553230121, 9106460242, 18212920484]

約数ペア:

[(1, 18212920484), (2, 9106460242), (4, 4553230121), (11, 1655720044), (22, 827860022), (23, 791866108), (31, 587513564), (44, 413930011), (46, 395933054), (62, 293756782), (89, 204639556), (92, 197966527), (121, 150520004), (124, 146878391), (178, 102319778), (242, 75260002), (253, 71987828), (341, 53410324), (356, 51159889), (484, 37630001), (506, 35993914), (593, 30713188), (682, 26705162), (713, 25544068), (979, 18603596), (1012, 17996957), (1186, 15356594), (1364, 13352581), (1426, 12772034), (1958, 9301798), (2047, 8897372), (2372, 7678297), (2759, 6601276), (2783, 6544348), (2852, 6386017), (3751, 4855484), (3916, 4650899), (4094, 4448686), (5518, 3300638), (5566, 3272174), (6523, 2792108), (7502, 2427742), (7843, 2322188), (8188, 2224343), (10769, 1691236), (11036, 1650319), (11132, 1636087), (13046, 1396054), (13639, 1335356), (15004, 1213871), (15686, 1161094), (18383, 990748), (21538, 845618), (22517, 808852), (26092, 698027), (27278, 667678), (30349, 600116), (31372, 580547), (36766, 495374), (43076, 422809), (45034, 404426), (52777, 345092), (54556, 333839), (60698, 300058), (63457, 287012), (71753, 253828), (73532, 247687), (86273, 211108), (90068, 202213), (105554, 172546), (121396, 150029), (126914, 143506)]