20710488

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2207}}^1$

素因数の和:2256

約数の個数: 64

約数和(自身を含む): 57231360

約数和(自身を除く): 36520872

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 184, 204, 276, 391, 408, 552, 782, 1173, 1564, 2207, 2346, 3128, 4414, 4692, 6621, 8828, 9384, 13242, 17656, 26484, 37519, 50761, 52968, 75038, 101522, 112557, 150076, 152283, 203044, 225114, 300152, 304566, 406088, 450228, 609132, 862937, 900456, 1218264, 1725874, 2588811, 3451748, 5177622, 6903496, 10355244, 20710488]

約数ペア:

[(1, 20710488), (2, 10355244), (3, 6903496), (4, 5177622), (6, 3451748), (8, 2588811), (12, 1725874), (17, 1218264), (23, 900456), (24, 862937), (34, 609132), (46, 450228), (51, 406088), (68, 304566), (69, 300152), (92, 225114), (102, 203044), (136, 152283), (138, 150076), (184, 112557), (204, 101522), (276, 75038), (391, 52968), (408, 50761), (552, 37519), (782, 26484), (1173, 17656), (1564, 13242), (2207, 9384), (2346, 8828), (3128, 6621), (4414, 4692)]