19552974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 26895666

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 79, 83, 142, 158, 166, 213, 237, 249, 426, 474, 497, 498, 553, 581, 994, 1106, 1162, 1491, 1659, 1743, 2982, 3318, 3486, 5609, 5893, 6557, 11218, 11786, 13114, 16827, 17679, 19671, 33654, 35358, 39263, 39342, 41251, 45899, 78526, 82502, 91798, 117789, 123753, 137697, 235578, 247506, 275394, 465547, 931094, 1396641, 2793282, 3258829, 6517658, 9776487, 19552974]

約数ペア:

[(1, 19552974), (2, 9776487), (3, 6517658), (6, 3258829), (7, 2793282), (14, 1396641), (21, 931094), (42, 465547), (71, 275394), (79, 247506), (83, 235578), (142, 137697), (158, 123753), (166, 117789), (213, 91798), (237, 82502), (249, 78526), (426, 45899), (474, 41251), (497, 39342), (498, 39263), (553, 35358), (581, 33654), (994, 19671), (1106, 17679), (1162, 16827), (1491, 13114), (1659, 11786), (1743, 11218), (2982, 6557), (3318, 5893), (3486, 5609)]