20145897616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4211099}}^1$

素因数の和:4211143

約数の個数: 40

約数和(自身を含む): 43862817600

約数和(自身を除く): 23716919984

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4784, 4211099, 8422198, 16844396, 33688792, 54744287, 67377584, 96855277, 109488574, 193710554, 218977148, 387421108, 437954296, 774842216, 875908592, 1259118601, 1549684432, 2518237202, 5036474404, 10072948808, 20145897616]

約数ペア:

[(1, 20145897616), (2, 10072948808), (4, 5036474404), (8, 2518237202), (13, 1549684432), (16, 1259118601), (23, 875908592), (26, 774842216), (46, 437954296), (52, 387421108), (92, 218977148), (104, 193710554), (184, 109488574), (208, 96855277), (299, 67377584), (368, 54744287), (598, 33688792), (1196, 16844396), (2392, 8422198), (4784, 4211099)]