18634005

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 35498736

約数和(自身を除く): 16864731

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 195, 265, 477, 585, 601, 689, 795, 1803, 2067, 2385, 3005, 3445, 5409, 6201, 7813, 9015, 10335, 23439, 27045, 31005, 31853, 39065, 70317, 95559, 117195, 159265, 286677, 351585, 414089, 477795, 1242267, 1433385, 2070445, 3726801, 6211335, 18634005]

約数ペア:

[(1, 18634005), (3, 6211335), (5, 3726801), (9, 2070445), (13, 1433385), (15, 1242267), (39, 477795), (45, 414089), (53, 351585), (65, 286677), (117, 159265), (159, 117195), (195, 95559), (265, 70317), (477, 39065), (585, 31853), (601, 31005), (689, 27045), (795, 23439), (1803, 10335), (2067, 9015), (2385, 7813), (3005, 6201), (3445, 5409)]