18417350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 39613536

約数和(自身を除く): 21196186

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 101, 175, 202, 350, 505, 521, 707, 1010, 1042, 1414, 2525, 2605, 3535, 3647, 5050, 5210, 7070, 7294, 13025, 17675, 18235, 26050, 35350, 36470, 52621, 91175, 105242, 182350, 263105, 368347, 526210, 736694, 1315525, 1841735, 2631050, 3683470, 9208675, 18417350]

約数ペア:

[(1, 18417350), (2, 9208675), (5, 3683470), (7, 2631050), (10, 1841735), (14, 1315525), (25, 736694), (35, 526210), (50, 368347), (70, 263105), (101, 182350), (175, 105242), (202, 91175), (350, 52621), (505, 36470), (521, 35350), (707, 26050), (1010, 18235), (1042, 17675), (1414, 13025), (2525, 7294), (2605, 7070), (3535, 5210), (3647, 5050)]