20185164

素因数分解:

$2^2\times 3^2\times {\mathrm{271}}^1\times {\mathrm{2069}}^1$

素因数の和:2350

約数の個数: 36

約数和(自身を含む): 51236640

約数和(自身を除く): 31051476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 271, 542, 813, 1084, 1626, 2069, 2439, 3252, 4138, 4878, 6207, 8276, 9756, 12414, 18621, 24828, 37242, 74484, 560699, 1121398, 1682097, 2242796, 3364194, 5046291, 6728388, 10092582, 20185164]

約数ペア:

[(1, 20185164), (2, 10092582), (3, 6728388), (4, 5046291), (6, 3364194), (9, 2242796), (12, 1682097), (18, 1121398), (36, 560699), (271, 74484), (542, 37242), (813, 24828), (1084, 18621), (1626, 12414), (2069, 9756), (2439, 8276), (3252, 6207), (4138, 4878)]