18790450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1451}}^1$

素因数の和:1507

約数の個数: 48

約数和(自身を含む): 41050944

約数和(自身を除く): 22260494

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 370, 518, 925, 1295, 1451, 1850, 2590, 2902, 6475, 7255, 10157, 12950, 14510, 20314, 36275, 50785, 53687, 72550, 101570, 107374, 253925, 268435, 375809, 507850, 536870, 751618, 1342175, 1879045, 2684350, 3758090, 9395225, 18790450]

約数ペア:

[(1, 18790450), (2, 9395225), (5, 3758090), (7, 2684350), (10, 1879045), (14, 1342175), (25, 751618), (35, 536870), (37, 507850), (50, 375809), (70, 268435), (74, 253925), (175, 107374), (185, 101570), (259, 72550), (350, 53687), (370, 50785), (518, 36275), (925, 20314), (1295, 14510), (1451, 12950), (1850, 10157), (2590, 7255), (2902, 6475)]