20014761

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 30627072

約数和(自身を除く): 10612311

約数列:

[1, 3, 13, 23, 39, 53, 69, 159, 299, 421, 689, 897, 1219, 1263, 2067, 3657, 5473, 9683, 15847, 16419, 22313, 29049, 47541, 66939, 125879, 290069, 377637, 513199, 870207, 1539597, 6671587, 20014761]

約数ペア:

[(1, 20014761), (3, 6671587), (13, 1539597), (23, 870207), (39, 513199), (53, 377637), (69, 290069), (159, 125879), (299, 66939), (421, 47541), (689, 29049), (897, 22313), (1219, 16419), (1263, 15847), (2067, 9683), (3657, 5473)]