18956186

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^3\times {\mathrm{41}}^1$

素因数の和:131

約数の個数: 32

約数和(自身を含む): 32054400

約数和(自身を除く): 13098214

約数列:

[1, 2, 19, 23, 38, 41, 46, 82, 437, 529, 779, 874, 943, 1058, 1558, 1886, 10051, 12167, 17917, 20102, 21689, 24334, 35834, 43378, 231173, 412091, 462346, 498847, 824182, 997694, 9478093, 18956186]

約数ペア:

[(1, 18956186), (2, 9478093), (19, 997694), (23, 824182), (38, 498847), (41, 462346), (46, 412091), (82, 231173), (437, 43378), (529, 35834), (779, 24334), (874, 21689), (943, 20102), (1058, 17917), (1558, 12167), (1886, 10051)]