20373444

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 120

約数和(自身を含む): 65645888

約数和(自身を除く): 45272444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 691, 702, 756, 819, 1053, 1092, 1134, 1382, 1404, 1638, 2073, 2106, 2268, 2457, 2764, 3276, 4146, 4212, 4837, 4914, 6219, 7371, 8292, 8983, 9674, 9828, 12438, 14511, 14742, 17966, 18657, 19348, 24876, 26949, 29022, 29484, 35932, 37314, 43533, 53898, 55971, 58044, 62881, 74628, 80847, 87066, 107796, 111942, 125762, 130599, 161694, 174132, 188643, 223884, 242541, 251524, 261198, 323388, 377286, 391797, 485082, 522396, 565929, 727623, 754572, 783594, 970164, 1131858, 1455246, 1567188, 1697787, 2263716, 2910492, 3395574, 5093361, 6791148, 10186722, 20373444]

約数ペア:

[(1, 20373444), (2, 10186722), (3, 6791148), (4, 5093361), (6, 3395574), (7, 2910492), (9, 2263716), (12, 1697787), (13, 1567188), (14, 1455246), (18, 1131858), (21, 970164), (26, 783594), (27, 754572), (28, 727623), (36, 565929), (39, 522396), (42, 485082), (52, 391797), (54, 377286), (63, 323388), (78, 261198), (81, 251524), (84, 242541), (91, 223884), (108, 188643), (117, 174132), (126, 161694), (156, 130599), (162, 125762), (182, 111942), (189, 107796), (234, 87066), (252, 80847), (273, 74628), (324, 62881), (351, 58044), (364, 55971), (378, 53898), (468, 43533), (546, 37314), (567, 35932), (691, 29484), (702, 29022), (756, 26949), (819, 24876), (1053, 19348), (1092, 18657), (1134, 17966), (1382, 14742), (1404, 14511), (1638, 12438), (2073, 9828), (2106, 9674), (2268, 8983), (2457, 8292), (2764, 7371), (3276, 6219), (4146, 4914), (4212, 4837)]