20163426

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 41446080

約数和(自身を除く): 21282654

約数列:

[1, 2, 3, 6, 53, 106, 159, 163, 318, 326, 389, 489, 778, 978, 1167, 2334, 8639, 17278, 20617, 25917, 41234, 51834, 61851, 63407, 123702, 126814, 190221, 380442, 3360571, 6721142, 10081713, 20163426]

約数ペア:

[(1, 20163426), (2, 10081713), (3, 6721142), (6, 3360571), (53, 380442), (106, 190221), (159, 126814), (163, 123702), (318, 63407), (326, 61851), (389, 51834), (489, 41234), (778, 25917), (978, 20617), (1167, 17278), (2334, 8639)]