90889388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{12329}}^1$

素因数の和:12449

約数の個数: 24

約数和(自身を含む): 169167600

約数和(自身を除く): 78278212

約数列:

[1, 2, 4, 19, 38, 76, 97, 194, 388, 1843, 3686, 7372, 12329, 24658, 49316, 234251, 468502, 937004, 1195913, 2391826, 4783652, 22722347, 45444694, 90889388]

約数ペア:

[(1, 90889388), (2, 45444694), (4, 22722347), (19, 4783652), (38, 2391826), (76, 1195913), (97, 937004), (194, 468502), (388, 234251), (1843, 49316), (3686, 24658), (7372, 12329)]