20148542953

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{64403}}^1$

素因数の和:64677

約数の個数: 32

約数和(自身を含む): 26709626880

約数和(自身を除く): 6561083927

約数列:

[1, 7, 11, 17, 77, 119, 187, 239, 1309, 1673, 2629, 4063, 18403, 28441, 44693, 64403, 312851, 450821, 708433, 1094851, 4959031, 7663957, 12043361, 15392317, 84303527, 107746219, 169315487, 261669389, 1185208409, 1831685723, 2878363279, 20148542953]

約数ペア:

[(1, 20148542953), (7, 2878363279), (11, 1831685723), (17, 1185208409), (77, 261669389), (119, 169315487), (187, 107746219), (239, 84303527), (1309, 15392317), (1673, 12043361), (2629, 7663957), (4063, 4959031), (18403, 1094851), (28441, 708433), (44693, 450821), (64403, 312851)]