643423632

素因数分解:

$2^4\times 3^1\times {\mathrm{13404659}}^1$

素因数の和:13404670

約数の個数: 20

約数和(自身を含む): 1662177840

約数和(自身を除く): 1018754208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13404659, 26809318, 40213977, 53618636, 80427954, 107237272, 160855908, 214474544, 321711816, 643423632]

約数ペア:

[(1, 643423632), (2, 321711816), (3, 214474544), (4, 160855908), (6, 107237272), (8, 80427954), (12, 53618636), (16, 40213977), (24, 26809318), (48, 13404659)]