18119426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:930

約数の個数: 32

約数和(自身を含む): 31563840

約数和(自身を除く): 13444414

約数列:

[1, 2, 13, 19, 26, 38, 43, 86, 247, 494, 559, 817, 853, 1118, 1634, 1706, 10621, 11089, 16207, 21242, 22178, 32414, 36679, 73358, 210691, 421382, 476827, 696901, 953654, 1393802, 9059713, 18119426]

約数ペア:

[(1, 18119426), (2, 9059713), (13, 1393802), (19, 953654), (26, 696901), (38, 476827), (43, 421382), (86, 210691), (247, 73358), (494, 36679), (559, 32414), (817, 22178), (853, 21242), (1118, 16207), (1634, 11089), (1706, 10621)]