20690514

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3049}}^1$

素因数の和:3099

約数の個数: 48

約数和(自身を含む): 49959000

約数和(自身を除く): 29268486

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 174, 234, 261, 377, 522, 754, 1131, 2262, 3049, 3393, 6098, 6786, 9147, 18294, 27441, 39637, 54882, 79274, 88421, 118911, 176842, 237822, 265263, 356733, 530526, 713466, 795789, 1149473, 1591578, 2298946, 3448419, 6896838, 10345257, 20690514]

約数ペア:

[(1, 20690514), (2, 10345257), (3, 6896838), (6, 3448419), (9, 2298946), (13, 1591578), (18, 1149473), (26, 795789), (29, 713466), (39, 530526), (58, 356733), (78, 265263), (87, 237822), (117, 176842), (174, 118911), (234, 88421), (261, 79274), (377, 54882), (522, 39637), (754, 27441), (1131, 18294), (2262, 9147), (3049, 6786), (3393, 6098)]