20329367045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{11597}}^1$

素因数の和:11945

約数の個数: 32

約数和(自身を含む): 26596533600

約数和(自身を除く): 6267166555

約数列:

[1, 5, 13, 65, 149, 181, 745, 905, 1937, 2353, 9685, 11597, 11765, 26969, 57985, 134845, 150761, 350597, 753805, 1727953, 1752985, 2099057, 8639765, 10495285, 22463389, 27287741, 112316945, 136438705, 312759493, 1563797465, 4065873409, 20329367045]

約数ペア:

[(1, 20329367045), (5, 4065873409), (13, 1563797465), (65, 312759493), (149, 136438705), (181, 112316945), (745, 27287741), (905, 22463389), (1937, 10495285), (2353, 8639765), (9685, 2099057), (11597, 1752985), (11765, 1727953), (26969, 753805), (57985, 350597), (134845, 150761)]