20258597646

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1181}}^1\times {\mathrm{1249}}^1$

素因数の和:2554

約数の個数: 96

約数和(自身を含む): 50707800000

約数和(自身を除く): 30449202354

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 218, 327, 654, 763, 981, 1181, 1249, 1526, 1962, 2289, 2362, 2498, 3543, 3747, 4578, 6867, 7086, 7494, 8267, 8743, 10629, 11241, 13734, 16534, 17486, 21258, 22482, 24801, 26229, 49602, 52458, 74403, 78687, 128729, 136141, 148806, 157374, 257458, 272282, 386187, 408423, 772374, 816846, 901103, 952987, 1158561, 1225269, 1475069, 1802206, 1905974, 2317122, 2450538, 2703309, 2858961, 2950138, 4425207, 5406618, 5717922, 8109927, 8576883, 8850414, 10325483, 13275621, 16219854, 17153766, 20650966, 26551242, 30976449, 61952898, 92929347, 160782521, 185858694, 321565042, 482347563, 964695126, 1125477647, 1447042689, 2250955294, 2894085378, 3376432941, 6752865882, 10129298823, 20258597646]

約数ペア:

[(1, 20258597646), (2, 10129298823), (3, 6752865882), (6, 3376432941), (7, 2894085378), (9, 2250955294), (14, 1447042689), (18, 1125477647), (21, 964695126), (42, 482347563), (63, 321565042), (109, 185858694), (126, 160782521), (218, 92929347), (327, 61952898), (654, 30976449), (763, 26551242), (981, 20650966), (1181, 17153766), (1249, 16219854), (1526, 13275621), (1962, 10325483), (2289, 8850414), (2362, 8576883), (2498, 8109927), (3543, 5717922), (3747, 5406618), (4578, 4425207), (6867, 2950138), (7086, 2858961), (7494, 2703309), (8267, 2450538), (8743, 2317122), (10629, 1905974), (11241, 1802206), (13734, 1475069), (16534, 1225269), (17486, 1158561), (21258, 952987), (22482, 901103), (24801, 816846), (26229, 772374), (49602, 408423), (52458, 386187), (74403, 272282), (78687, 257458), (128729, 157374), (136141, 148806)]