20885670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17851}}^1$

素因数の和:17877

約数の個数: 48

約数和(自身を含む): 58483152

約数和(自身を除く): 37597482

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17851, 35702, 53553, 89255, 107106, 160659, 178510, 232063, 267765, 321318, 464126, 535530, 696189, 803295, 1160315, 1392378, 1606590, 2088567, 2320630, 3480945, 4177134, 6961890, 10442835, 20885670]

約数ペア:

[(1, 20885670), (2, 10442835), (3, 6961890), (5, 4177134), (6, 3480945), (9, 2320630), (10, 2088567), (13, 1606590), (15, 1392378), (18, 1160315), (26, 803295), (30, 696189), (39, 535530), (45, 464126), (65, 321318), (78, 267765), (90, 232063), (117, 178510), (130, 160659), (195, 107106), (234, 89255), (390, 53553), (585, 35702), (1170, 17851)]