20032705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 30498048

約数和(自身を除く): 10465343

約数列:

[1, 5, 7, 11, 35, 55, 61, 77, 305, 385, 427, 671, 853, 2135, 3355, 4265, 4697, 5971, 9383, 23485, 29855, 46915, 52033, 65681, 260165, 328405, 364231, 572363, 1821155, 2861815, 4006541, 20032705]

約数ペア:

[(1, 20032705), (5, 4006541), (7, 2861815), (11, 1821155), (35, 572363), (55, 364231), (61, 328405), (77, 260165), (305, 65681), (385, 52033), (427, 46915), (671, 29855), (853, 23485), (2135, 9383), (3355, 5971), (4265, 4697)]