20521587174

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{2213}}^1$

素因数の和:2534

約数の個数: 96

約数和(自身を含む): 46176352992

約数和(自身を除く): 25654765818

約数列:

[1, 2, 3, 6, 11, 22, 33, 53, 66, 106, 121, 159, 241, 242, 318, 363, 482, 583, 723, 726, 1166, 1446, 1749, 2213, 2651, 3498, 4426, 5302, 6413, 6639, 7953, 12773, 12826, 13278, 15906, 19239, 24343, 25546, 29161, 38319, 38478, 48686, 58322, 73029, 76638, 87483, 117289, 140503, 146058, 174966, 234578, 267773, 281006, 351867, 421509, 533333, 535546, 703734, 803319, 843018, 1066666, 1290179, 1545533, 1599999, 1606638, 2580358, 3091066, 3199998, 3870537, 4636599, 5866663, 7741074, 9273198, 11733326, 14191969, 17599989, 28266649, 28383938, 35199978, 42575907, 56533298, 64533293, 84799947, 85151814, 129066586, 169599894, 193599879, 310933139, 387199758, 621866278, 932799417, 1865598834, 3420264529, 6840529058, 10260793587, 20521587174]

約数ペア:

[(1, 20521587174), (2, 10260793587), (3, 6840529058), (6, 3420264529), (11, 1865598834), (22, 932799417), (33, 621866278), (53, 387199758), (66, 310933139), (106, 193599879), (121, 169599894), (159, 129066586), (241, 85151814), (242, 84799947), (318, 64533293), (363, 56533298), (482, 42575907), (583, 35199978), (723, 28383938), (726, 28266649), (1166, 17599989), (1446, 14191969), (1749, 11733326), (2213, 9273198), (2651, 7741074), (3498, 5866663), (4426, 4636599), (5302, 3870537), (6413, 3199998), (6639, 3091066), (7953, 2580358), (12773, 1606638), (12826, 1599999), (13278, 1545533), (15906, 1290179), (19239, 1066666), (24343, 843018), (25546, 803319), (29161, 703734), (38319, 535546), (38478, 533333), (48686, 421509), (58322, 351867), (73029, 281006), (76638, 267773), (87483, 234578), (117289, 174966), (140503, 146058)]