20565706768

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{95261}}^1$

素因数の和:95503

約数の個数: 40

約数和(自身を含む): 40540458816

約数和(自身を除く): 19974752048

約数列:

[1, 2, 4, 8, 16, 103, 131, 206, 262, 412, 524, 824, 1048, 1648, 2096, 13493, 26986, 53972, 95261, 107944, 190522, 215888, 381044, 762088, 1524176, 9811883, 12479191, 19623766, 24958382, 39247532, 49916764, 78495064, 99833528, 156990128, 199667056, 1285356673, 2570713346, 5141426692, 10282853384, 20565706768]

約数ペア:

[(1, 20565706768), (2, 10282853384), (4, 5141426692), (8, 2570713346), (16, 1285356673), (103, 199667056), (131, 156990128), (206, 99833528), (262, 78495064), (412, 49916764), (524, 39247532), (824, 24958382), (1048, 19623766), (1648, 12479191), (2096, 9811883), (13493, 1524176), (26986, 762088), (53972, 381044), (95261, 215888), (107944, 190522)]