20284098618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{44623}}^1$

素因数の和:44851

約数の個数: 64

約数和(自身を含む): 47294300160

約数和(自身を除く): 27010201542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 137, 158, 237, 274, 411, 474, 553, 822, 959, 1106, 1659, 1918, 2877, 3318, 5754, 10823, 21646, 32469, 44623, 64938, 75761, 89246, 133869, 151522, 227283, 267738, 312361, 454566, 624722, 937083, 1874166, 3525217, 6113351, 7050434, 10575651, 12226702, 18340053, 21151302, 24676519, 36680106, 42793457, 49353038, 74029557, 85586914, 128380371, 148059114, 256760742, 482954729, 965909458, 1448864187, 2897728374, 3380683103, 6761366206, 10142049309, 20284098618]

約数ペア:

[(1, 20284098618), (2, 10142049309), (3, 6761366206), (6, 3380683103), (7, 2897728374), (14, 1448864187), (21, 965909458), (42, 482954729), (79, 256760742), (137, 148059114), (158, 128380371), (237, 85586914), (274, 74029557), (411, 49353038), (474, 42793457), (553, 36680106), (822, 24676519), (959, 21151302), (1106, 18340053), (1659, 12226702), (1918, 10575651), (2877, 7050434), (3318, 6113351), (5754, 3525217), (10823, 1874166), (21646, 937083), (32469, 624722), (44623, 454566), (64938, 312361), (75761, 267738), (89246, 227283), (133869, 151522)]