20701566

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 46303920

約数和(自身を除く): 25602354

約数列:

[1, 2, 3, 6, 9, 18, 59, 101, 118, 177, 193, 202, 303, 354, 386, 531, 579, 606, 909, 1062, 1158, 1737, 1818, 3474, 5959, 11387, 11918, 17877, 19493, 22774, 34161, 35754, 38986, 53631, 58479, 68322, 102483, 107262, 116958, 175437, 204966, 350874, 1150087, 2300174, 3450261, 6900522, 10350783, 20701566]

約数ペア:

[(1, 20701566), (2, 10350783), (3, 6900522), (6, 3450261), (9, 2300174), (18, 1150087), (59, 350874), (101, 204966), (118, 175437), (177, 116958), (193, 107262), (202, 102483), (303, 68322), (354, 58479), (386, 53631), (531, 38986), (579, 35754), (606, 34161), (909, 22774), (1062, 19493), (1158, 17877), (1737, 11918), (1818, 11387), (3474, 5959)]