19121058

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{359}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 45489600

約数和(自身を除く): 26368542

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 269, 359, 538, 718, 807, 1077, 1614, 2154, 2421, 2959, 3231, 3949, 4842, 5918, 6462, 7898, 8877, 11847, 17754, 23694, 26631, 35541, 53262, 71082, 96571, 193142, 289713, 579426, 869139, 1062281, 1738278, 2124562, 3186843, 6373686, 9560529, 19121058]

約数ペア:

[(1, 19121058), (2, 9560529), (3, 6373686), (6, 3186843), (9, 2124562), (11, 1738278), (18, 1062281), (22, 869139), (33, 579426), (66, 289713), (99, 193142), (198, 96571), (269, 71082), (359, 53262), (538, 35541), (718, 26631), (807, 23694), (1077, 17754), (1614, 11847), (2154, 8877), (2421, 7898), (2959, 6462), (3231, 5918), (3949, 4842)]