20270978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 37761024

約数和(自身を除く): 17490046

約数列:

[1, 2, 7, 13, 14, 26, 91, 127, 182, 254, 877, 889, 1651, 1754, 1778, 3302, 6139, 11401, 11557, 12278, 22802, 23114, 79807, 111379, 159614, 222758, 779653, 1447927, 1559306, 2895854, 10135489, 20270978]

約数ペア:

[(1, 20270978), (2, 10135489), (7, 2895854), (13, 1559306), (14, 1447927), (26, 779653), (91, 222758), (127, 159614), (182, 111379), (254, 79807), (877, 23114), (889, 22802), (1651, 12278), (1754, 11557), (1778, 11401), (3302, 6139)]