19724281775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{1061}}^1\times {\mathrm{67601}}^1$

素因数の和:68683

約数の個数: 24

約数和(自身を含む): 26707116528

約数和(自身を除く): 6982834753

約数列:

[1, 5, 11, 25, 55, 275, 1061, 5305, 11671, 26525, 58355, 67601, 291775, 338005, 743611, 1690025, 3718055, 18590275, 71724661, 358623305, 788971271, 1793116525, 3944856355, 19724281775]

約数ペア:

[(1, 19724281775), (5, 3944856355), (11, 1793116525), (25, 788971271), (55, 358623305), (275, 71724661), (1061, 18590275), (5305, 3718055), (11671, 1690025), (26525, 743611), (58355, 338005), (67601, 291775)]