20119024

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 60

約数和(自身を含む): 43778200

約数和(自身を除く): 23659176

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 229, 272, 289, 304, 323, 458, 578, 646, 916, 1156, 1292, 1832, 2312, 2584, 3664, 3893, 4351, 4624, 5168, 5491, 7786, 8702, 10982, 15572, 17404, 21964, 31144, 34808, 43928, 62288, 66181, 69616, 73967, 87856, 132362, 147934, 264724, 295868, 529448, 591736, 1058896, 1183472, 1257439, 2514878, 5029756, 10059512, 20119024]

約数ペア:

[(1, 20119024), (2, 10059512), (4, 5029756), (8, 2514878), (16, 1257439), (17, 1183472), (19, 1058896), (34, 591736), (38, 529448), (68, 295868), (76, 264724), (136, 147934), (152, 132362), (229, 87856), (272, 73967), (289, 69616), (304, 66181), (323, 62288), (458, 43928), (578, 34808), (646, 31144), (916, 21964), (1156, 17404), (1292, 15572), (1832, 10982), (2312, 8702), (2584, 7786), (3664, 5491), (3893, 5168), (4351, 4624)]