19200015

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3257}}^1$

素因数の和:3399

約数の個数: 24

約数和(自身を含む): 33544368

約数和(自身を除く): 14344353

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 3257, 5895, 9771, 16285, 29313, 48855, 146565, 426667, 1280001, 2133335, 3840003, 6400005, 19200015]

約数ペア:

[(1, 19200015), (3, 6400005), (5, 3840003), (9, 2133335), (15, 1280001), (45, 426667), (131, 146565), (393, 48855), (655, 29313), (1179, 16285), (1965, 9771), (3257, 5895)]