20590323

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 30858240

約数和(自身を除く): 10267917

約数列:

[1, 3, 13, 39, 41, 79, 123, 163, 237, 489, 533, 1027, 1599, 2119, 3081, 3239, 6357, 6683, 9717, 12877, 20049, 38631, 42107, 86879, 126321, 167401, 260637, 502203, 527957, 1583871, 6863441, 20590323]

約数ペア:

[(1, 20590323), (3, 6863441), (13, 1583871), (39, 527957), (41, 502203), (79, 260637), (123, 167401), (163, 126321), (237, 86879), (489, 42107), (533, 38631), (1027, 20049), (1599, 12877), (2119, 9717), (3081, 6683), (3239, 6357)]