20318390463

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2474533}}^1$

素因数の和:2474583

約数の個数: 32

約数和(自身を含む): 34207958016

約数和(自身を除く): 13889567553

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 8211, 2474533, 7423599, 17321731, 42067061, 51965193, 56914259, 126201183, 170742777, 294469427, 398399813, 883408281, 967542403, 1195199439, 2902627209, 6772796821, 20318390463]

約数ペア:

[(1, 20318390463), (3, 6772796821), (7, 2902627209), (17, 1195199439), (21, 967542403), (23, 883408281), (51, 398399813), (69, 294469427), (119, 170742777), (161, 126201183), (357, 56914259), (391, 51965193), (483, 42067061), (1173, 17321731), (2737, 7423599), (8211, 2474533)]