18115695

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 34201440

約数和(自身を除く): 16085745

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 173, 179, 195, 519, 537, 585, 865, 895, 1557, 1611, 2249, 2327, 2595, 2685, 6747, 6981, 7785, 8055, 11245, 11635, 20241, 20943, 30967, 33735, 34905, 92901, 101205, 104715, 154835, 278703, 402571, 464505, 1207713, 1393515, 2012855, 3623139, 6038565, 18115695]

約数ペア:

[(1, 18115695), (3, 6038565), (5, 3623139), (9, 2012855), (13, 1393515), (15, 1207713), (39, 464505), (45, 402571), (65, 278703), (117, 154835), (173, 104715), (179, 101205), (195, 92901), (519, 34905), (537, 33735), (585, 30967), (865, 20943), (895, 20241), (1557, 11635), (1611, 11245), (2249, 8055), (2327, 7785), (2595, 6981), (2685, 6747)]