19993302

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6899}}^1$

素因数の和:6937

約数の個数: 48

約数和(自身を含む): 51667200

約数和(自身を除く): 31673898

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 6899, 13798, 20697, 41394, 48293, 62091, 96586, 124182, 144879, 158677, 289758, 317354, 434637, 476031, 869274, 952062, 1110739, 1428093, 2221478, 2856186, 3332217, 6664434, 9996651, 19993302]

約数ペア:

[(1, 19993302), (2, 9996651), (3, 6664434), (6, 3332217), (7, 2856186), (9, 2221478), (14, 1428093), (18, 1110739), (21, 952062), (23, 869274), (42, 476031), (46, 434637), (63, 317354), (69, 289758), (126, 158677), (138, 144879), (161, 124182), (207, 96586), (322, 62091), (414, 48293), (483, 41394), (966, 20697), (1449, 13798), (2898, 6899)]