20123492515

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1043479}}^1$

素因数の和:1043539

約数の個数: 32

約数和(自身を含む): 30052224000

約数和(自身を除く): 9928731485

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 551, 665, 1015, 2755, 3857, 19285, 1043479, 5217395, 7304353, 19826101, 30260891, 36521765, 99130505, 138782707, 151304455, 211826237, 574956929, 693913535, 1059131185, 2874784645, 4024698503, 20123492515]

約数ペア:

[(1, 20123492515), (5, 4024698503), (7, 2874784645), (19, 1059131185), (29, 693913535), (35, 574956929), (95, 211826237), (133, 151304455), (145, 138782707), (203, 99130505), (551, 36521765), (665, 30260891), (1015, 19826101), (2755, 7304353), (3857, 5217395), (19285, 1043479)]