18428784

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 55413120

約数和(自身を除く): 36984336

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 66, 76, 88, 114, 121, 132, 152, 167, 176, 209, 228, 242, 264, 304, 334, 363, 418, 456, 484, 501, 528, 627, 668, 726, 836, 912, 968, 1002, 1254, 1336, 1452, 1672, 1837, 1936, 2004, 2299, 2508, 2672, 2904, 3173, 3344, 3674, 4008, 4598, 5016, 5511, 5808, 6346, 6897, 7348, 8016, 9196, 9519, 10032, 11022, 12692, 13794, 14696, 18392, 19038, 20207, 22044, 25384, 27588, 29392, 34903, 36784, 38076, 40414, 44088, 50768, 55176, 60621, 69806, 76152, 80828, 88176, 104709, 110352, 121242, 139612, 152304, 161656, 209418, 242484, 279224, 323312, 383933, 418836, 484968, 558448, 767866, 837672, 969936, 1151799, 1535732, 1675344, 2303598, 3071464, 4607196, 6142928, 9214392, 18428784]

約数ペア:

[(1, 18428784), (2, 9214392), (3, 6142928), (4, 4607196), (6, 3071464), (8, 2303598), (11, 1675344), (12, 1535732), (16, 1151799), (19, 969936), (22, 837672), (24, 767866), (33, 558448), (38, 484968), (44, 418836), (48, 383933), (57, 323312), (66, 279224), (76, 242484), (88, 209418), (114, 161656), (121, 152304), (132, 139612), (152, 121242), (167, 110352), (176, 104709), (209, 88176), (228, 80828), (242, 76152), (264, 69806), (304, 60621), (334, 55176), (363, 50768), (418, 44088), (456, 40414), (484, 38076), (501, 36784), (528, 34903), (627, 29392), (668, 27588), (726, 25384), (836, 22044), (912, 20207), (968, 19038), (1002, 18392), (1254, 14696), (1336, 13794), (1452, 12692), (1672, 11022), (1837, 10032), (1936, 9519), (2004, 9196), (2299, 8016), (2508, 7348), (2672, 6897), (2904, 6346), (3173, 5808), (3344, 5511), (3674, 5016), (4008, 4598)]