19197009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3491}}^1$

素因数の和:3557

約数の個数: 24

約数和(自身を含む): 30506112

約数和(自身を除く): 11309103

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 3491, 5499, 10473, 31419, 45383, 136149, 164077, 408447, 492231, 1476693, 2133001, 6399003, 19197009]

約数ペア:

[(1, 19197009), (3, 6399003), (9, 2133001), (13, 1476693), (39, 492231), (47, 408447), (117, 164077), (141, 136149), (423, 45383), (611, 31419), (1833, 10473), (3491, 5499)]