20291267138

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1\times {\mathrm{14983}}^1$

素因数の和:15566

約数の個数: 32

約数和(自身を含む): 32365440000

約数和(自身を除く): 12074172862

約数列:

[1, 2, 23, 46, 59, 118, 499, 998, 1357, 2714, 11477, 14983, 22954, 29441, 29966, 58882, 344609, 677143, 689218, 883997, 1354286, 1767994, 7476517, 14953034, 20331931, 40663862, 171959891, 343919782, 441114503, 882229006, 10145633569, 20291267138]

約数ペア:

[(1, 20291267138), (2, 10145633569), (23, 882229006), (46, 441114503), (59, 343919782), (118, 171959891), (499, 40663862), (998, 20331931), (1357, 14953034), (2714, 7476517), (11477, 1767994), (14983, 1354286), (22954, 883997), (29441, 689218), (29966, 677143), (58882, 344609)]