18849215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 28463616

約数和(自身を除く): 9614401

約数列:

[1, 5, 7, 11, 35, 55, 77, 173, 283, 385, 865, 1211, 1415, 1903, 1981, 3113, 6055, 9515, 9905, 13321, 15565, 21791, 48959, 66605, 108955, 244795, 342713, 538549, 1713565, 2692745, 3769843, 18849215]

約数ペア:

[(1, 18849215), (5, 3769843), (7, 2692745), (11, 1713565), (35, 538549), (55, 342713), (77, 244795), (173, 108955), (283, 66605), (385, 48959), (865, 21791), (1211, 15565), (1415, 13321), (1903, 9905), (1981, 9515), (3113, 6055)]