18634860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11503}}^1$

素因数の和:11524

約数の個数: 60

約数和(自身を含む): 58463328

約数和(自身を除く): 39828468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11503, 23006, 34509, 46012, 57515, 69018, 103527, 115030, 138036, 172545, 207054, 230060, 310581, 345090, 414108, 517635, 621162, 690180, 931743, 1035270, 1242324, 1552905, 1863486, 2070540, 3105810, 3726972, 4658715, 6211620, 9317430, 18634860]

約数ペア:

[(1, 18634860), (2, 9317430), (3, 6211620), (4, 4658715), (5, 3726972), (6, 3105810), (9, 2070540), (10, 1863486), (12, 1552905), (15, 1242324), (18, 1035270), (20, 931743), (27, 690180), (30, 621162), (36, 517635), (45, 414108), (54, 345090), (60, 310581), (81, 230060), (90, 207054), (108, 172545), (135, 138036), (162, 115030), (180, 103527), (270, 69018), (324, 57515), (405, 46012), (540, 34509), (810, 23006), (1620, 11503)]