163906996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{607}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 350251776

約数和(自身を除く): 186344780

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 323, 361, 374, 418, 607, 646, 722, 748, 836, 1214, 1292, 1444, 2428, 3553, 3971, 6137, 6677, 7106, 7942, 10319, 11533, 12274, 13354, 14212, 15884, 20638, 23066, 24548, 26708, 41276, 46132, 67507, 113509, 126863, 135014, 196061, 219127, 227018, 253726, 270028, 392122, 438254, 454036, 507452, 784244, 876508, 2156671, 2410397, 3725159, 4313342, 4820794, 7450318, 8626684, 9641588, 14900636, 40976749, 81953498, 163906996]

約数ペア:

[(1, 163906996), (2, 81953498), (4, 40976749), (11, 14900636), (17, 9641588), (19, 8626684), (22, 7450318), (34, 4820794), (38, 4313342), (44, 3725159), (68, 2410397), (76, 2156671), (187, 876508), (209, 784244), (323, 507452), (361, 454036), (374, 438254), (418, 392122), (607, 270028), (646, 253726), (722, 227018), (748, 219127), (836, 196061), (1214, 135014), (1292, 126863), (1444, 113509), (2428, 67507), (3553, 46132), (3971, 41276), (6137, 26708), (6677, 24548), (7106, 23066), (7942, 20638), (10319, 15884), (11533, 14212), (12274, 13354)]