18636165

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1433}}^1$

素因数の和:1478

約数の個数: 36

約数和(自身を含む): 34338564

約数和(自身を除く): 15702399

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 1433, 1445, 2601, 4299, 4335, 7165, 12897, 13005, 21495, 24361, 64485, 73083, 121805, 219249, 365415, 414137, 1096245, 1242411, 2070685, 3727233, 6212055, 18636165]

約数ペア:

[(1, 18636165), (3, 6212055), (5, 3727233), (9, 2070685), (15, 1242411), (17, 1096245), (45, 414137), (51, 365415), (85, 219249), (153, 121805), (255, 73083), (289, 64485), (765, 24361), (867, 21495), (1433, 13005), (1445, 12897), (2601, 7165), (4299, 4335)]