20404713164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{148303}}^1$

素因数の和:148430

約数の個数: 48

約数和(自身を含む): 40362416640

約数和(自身を除く): 19957703476

約数列:

[1, 2, 4, 11, 22, 44, 53, 59, 106, 118, 212, 236, 583, 649, 1166, 1298, 2332, 2596, 3127, 6254, 12508, 34397, 68794, 137588, 148303, 296606, 593212, 1631333, 3262666, 6525332, 7860059, 8749877, 15720118, 17499754, 31440236, 34999508, 86460649, 96248647, 172921298, 192497294, 345842596, 384994588, 463743481, 927486962, 1854973924, 5101178291, 10202356582, 20404713164]

約数ペア:

[(1, 20404713164), (2, 10202356582), (4, 5101178291), (11, 1854973924), (22, 927486962), (44, 463743481), (53, 384994588), (59, 345842596), (106, 192497294), (118, 172921298), (212, 96248647), (236, 86460649), (583, 34999508), (649, 31440236), (1166, 17499754), (1298, 15720118), (2332, 8749877), (2596, 7860059), (3127, 6525332), (6254, 3262666), (12508, 1631333), (34397, 593212), (68794, 296606), (137588, 148303)]