20559596

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15913}}^1$

素因数の和:15953

約数の個数: 24

約数和(自身を含む): 40103280

約数和(自身を除く): 19543684

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 15913, 31826, 63652, 270521, 302347, 541042, 604694, 1082084, 1209388, 5139899, 10279798, 20559596]

約数ペア:

[(1, 20559596), (2, 10279798), (4, 5139899), (17, 1209388), (19, 1082084), (34, 604694), (38, 541042), (68, 302347), (76, 270521), (323, 63652), (646, 31826), (1292, 15913)]