19901208226

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{853}}^1\times {\mathrm{1213}}^1$

素因数の和:2290

約数の個数: 32

約数和(自身を含む): 30605037120

約数和(自身を除く): 10703828894

約数列:

[1, 2, 59, 118, 163, 326, 853, 1213, 1706, 2426, 9617, 19234, 50327, 71567, 100654, 139039, 143134, 197719, 278078, 395438, 1034689, 2069378, 8203301, 11665421, 16406602, 23330842, 61046651, 122093302, 168654307, 337308614, 9950604113, 19901208226]

約数ペア:

[(1, 19901208226), (2, 9950604113), (59, 337308614), (118, 168654307), (163, 122093302), (326, 61046651), (853, 23330842), (1213, 16406602), (1706, 11665421), (2426, 8203301), (9617, 2069378), (19234, 1034689), (50327, 395438), (71567, 278078), (100654, 197719), (139039, 143134)]