18423672020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14249}}^1\times {\mathrm{4973}}^1$

素因数の和:19244

約数の個数: 48

約数和(自身を含む): 41677146000

約数和(自身を除く): 23253473980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4973, 9946, 14249, 19892, 24865, 28498, 49730, 56996, 64649, 71245, 99460, 129298, 142490, 185237, 258596, 284980, 323245, 370474, 646490, 740948, 926185, 1292980, 1852370, 3704740, 70860277, 141720554, 283441108, 354301385, 708602770, 921183601, 1417205540, 1842367202, 3684734404, 4605918005, 9211836010, 18423672020]

約数ペア:

[(1, 18423672020), (2, 9211836010), (4, 4605918005), (5, 3684734404), (10, 1842367202), (13, 1417205540), (20, 921183601), (26, 708602770), (52, 354301385), (65, 283441108), (130, 141720554), (260, 70860277), (4973, 3704740), (9946, 1852370), (14249, 1292980), (19892, 926185), (24865, 740948), (28498, 646490), (49730, 370474), (56996, 323245), (64649, 284980), (71245, 258596), (99460, 185237), (129298, 142490)]