20187908926

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{1069}}^1\times {\mathrm{1093}}^1$

素因数の和:2380

約数の個数: 32

約数和(自身を含む): 31099969440

約数和(自身を除く): 10912060514

約数列:

[1, 2, 53, 106, 163, 326, 1069, 1093, 2138, 2186, 8639, 17278, 56657, 57929, 113314, 115858, 174247, 178159, 348494, 356318, 1168417, 2336834, 9235091, 9442427, 18470182, 18884854, 61926101, 123852202, 190451971, 380903942, 10093954463, 20187908926]

約数ペア:

[(1, 20187908926), (2, 10093954463), (53, 380903942), (106, 190451971), (163, 123852202), (326, 61926101), (1069, 18884854), (1093, 18470182), (2138, 9442427), (2186, 9235091), (8639, 2336834), (17278, 1168417), (56657, 356318), (57929, 348494), (113314, 178159), (115858, 174247)]