20188584558

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{855521}}^1$

素因数の和:855574

約数の個数: 64

約数和(自身を含む): 49278067200

約数和(自身を除く): 29089482642

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 171, 207, 342, 414, 437, 513, 621, 874, 1026, 1242, 1311, 2622, 3933, 7866, 11799, 23598, 855521, 1711042, 2566563, 5133126, 7699689, 15399378, 16254899, 19676983, 23099067, 32509798, 39353966, 46198134, 48764697, 59030949, 97529394, 118061898, 146294091, 177092847, 292588182, 354185694, 373862677, 438882273, 531278541, 747725354, 877764546, 1062557082, 1121588031, 2243176062, 3364764093, 6729528186, 10094292279, 20188584558]

約数ペア:

[(1, 20188584558), (2, 10094292279), (3, 6729528186), (6, 3364764093), (9, 2243176062), (18, 1121588031), (19, 1062557082), (23, 877764546), (27, 747725354), (38, 531278541), (46, 438882273), (54, 373862677), (57, 354185694), (69, 292588182), (114, 177092847), (138, 146294091), (171, 118061898), (207, 97529394), (342, 59030949), (414, 48764697), (437, 46198134), (513, 39353966), (621, 32509798), (874, 23099067), (1026, 19676983), (1242, 16254899), (1311, 15399378), (2622, 7699689), (3933, 5133126), (7866, 2566563), (11799, 1711042), (23598, 855521)]