19711364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3257}}^1$

素因数の和:3367

約数の個数: 24

約数和(自身を含む): 36945720

約数和(自身を除く): 17234356

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 3257, 6052, 6514, 13028, 55369, 110738, 221476, 289873, 579746, 1159492, 4927841, 9855682, 19711364]

約数ペア:

[(1, 19711364), (2, 9855682), (4, 4927841), (17, 1159492), (34, 579746), (68, 289873), (89, 221476), (178, 110738), (356, 55369), (1513, 13028), (3026, 6514), (3257, 6052)]