20320924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{659}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 38419920

約数和(自身を除く): 18098996

約数列:

[1, 2, 4, 13, 26, 52, 593, 659, 1186, 1318, 2372, 2636, 7709, 8567, 15418, 17134, 30836, 34268, 390787, 781574, 1563148, 5080231, 10160462, 20320924]

約数ペア:

[(1, 20320924), (2, 10160462), (4, 5080231), (13, 1563148), (26, 781574), (52, 390787), (593, 34268), (659, 30836), (1186, 17134), (1318, 15418), (2372, 8567), (2636, 7709)]