18464290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{821}}^1$

素因数の和:1014

約数の個数: 32

約数和(自身を含む): 36043056

約数和(自身を除く): 17578766

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 821, 865, 1642, 1730, 2249, 4105, 4498, 8210, 10673, 11245, 21346, 22490, 53365, 106730, 142033, 284066, 710165, 1420330, 1846429, 3692858, 9232145, 18464290]

約数ペア:

[(1, 18464290), (2, 9232145), (5, 3692858), (10, 1846429), (13, 1420330), (26, 710165), (65, 284066), (130, 142033), (173, 106730), (346, 53365), (821, 22490), (865, 21346), (1642, 11245), (1730, 10673), (2249, 8210), (4105, 4498)]