20372154

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 47941632

約数和(自身を除く): 27569478

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 67, 102, 134, 187, 201, 271, 374, 402, 542, 561, 737, 813, 1122, 1139, 1474, 1626, 2211, 2278, 2981, 3417, 4422, 4607, 5962, 6834, 8943, 9214, 12529, 13821, 17886, 18157, 25058, 27642, 36314, 37587, 50677, 54471, 75174, 101354, 108942, 152031, 199727, 304062, 308669, 399454, 599181, 617338, 926007, 1198362, 1852014, 3395359, 6790718, 10186077, 20372154]

約数ペア:

[(1, 20372154), (2, 10186077), (3, 6790718), (6, 3395359), (11, 1852014), (17, 1198362), (22, 926007), (33, 617338), (34, 599181), (51, 399454), (66, 308669), (67, 304062), (102, 199727), (134, 152031), (187, 108942), (201, 101354), (271, 75174), (374, 54471), (402, 50677), (542, 37587), (561, 36314), (737, 27642), (813, 25058), (1122, 18157), (1139, 17886), (1474, 13821), (1626, 12529), (2211, 9214), (2278, 8943), (2981, 6834), (3417, 5962), (4422, 4607)]