7217683216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{505157}}^1$

素因数の和:505231

約数の個数: 40

約数和(自身を含む): 15033502080

約数和(自身を除く): 7815818864

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 7144, 14288, 505157, 1010314, 2020628, 4041256, 8082512, 9597983, 19195966, 23742379, 38391932, 47484758, 76783864, 94969516, 153567728, 189939032, 379878064, 451105201, 902210402, 1804420804, 3608841608, 7217683216]

約数ペア:

[(1, 7217683216), (2, 3608841608), (4, 1804420804), (8, 902210402), (16, 451105201), (19, 379878064), (38, 189939032), (47, 153567728), (76, 94969516), (94, 76783864), (152, 47484758), (188, 38391932), (304, 23742379), (376, 19195966), (752, 9597983), (893, 8082512), (1786, 4041256), (3572, 2020628), (7144, 1010314), (14288, 505157)]