18245590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:933

約数の個数: 48

約数和(自身を含む): 38265696

約数和(自身を除く): 20020106

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 121, 170, 187, 242, 374, 605, 887, 935, 1210, 1774, 1870, 2057, 4114, 4435, 8870, 9757, 10285, 15079, 19514, 20570, 30158, 48785, 75395, 97570, 107327, 150790, 165869, 214654, 331738, 536635, 829345, 1073270, 1658690, 1824559, 3649118, 9122795, 18245590]

約数ペア:

[(1, 18245590), (2, 9122795), (5, 3649118), (10, 1824559), (11, 1658690), (17, 1073270), (22, 829345), (34, 536635), (55, 331738), (85, 214654), (110, 165869), (121, 150790), (170, 107327), (187, 97570), (242, 75395), (374, 48785), (605, 30158), (887, 20570), (935, 19514), (1210, 15079), (1774, 10285), (1870, 9757), (2057, 8870), (4114, 4435)]