12217712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 25727520

約数和(自身を除く): 13509808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 151, 208, 302, 389, 604, 778, 1208, 1556, 1963, 2416, 3112, 3926, 5057, 6224, 7852, 10114, 15704, 20228, 31408, 40456, 58739, 80912, 117478, 234956, 469912, 763607, 939824, 1527214, 3054428, 6108856, 12217712]

約数ペア:

[(1, 12217712), (2, 6108856), (4, 3054428), (8, 1527214), (13, 939824), (16, 763607), (26, 469912), (52, 234956), (104, 117478), (151, 80912), (208, 58739), (302, 40456), (389, 31408), (604, 20228), (778, 15704), (1208, 10114), (1556, 7852), (1963, 6224), (2416, 5057), (3112, 3926)]