19130872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2927}}^1$

素因数の和:2995

約数の個数: 32

約数和(自身を含む): 38649600

約数和(自身を除く): 19518728

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 2927, 3268, 5854, 6536, 11708, 23416, 55613, 111226, 125861, 222452, 251722, 444904, 503444, 1006888, 2391359, 4782718, 9565436, 19130872]

約数ペア:

[(1, 19130872), (2, 9565436), (4, 4782718), (8, 2391359), (19, 1006888), (38, 503444), (43, 444904), (76, 251722), (86, 222452), (152, 125861), (172, 111226), (344, 55613), (817, 23416), (1634, 11708), (2927, 6536), (3268, 5854)]