20229965

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1049}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 10010035

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 551, 665, 1015, 1049, 2755, 3857, 5245, 7343, 19285, 19931, 30421, 36715, 99655, 139517, 152105, 212947, 577999, 697585, 1064735, 2889995, 4045993, 20229965]

約数ペア:

[(1, 20229965), (5, 4045993), (7, 2889995), (19, 1064735), (29, 697585), (35, 577999), (95, 212947), (133, 152105), (145, 139517), (203, 99655), (551, 36715), (665, 30421), (1015, 19931), (1049, 19285), (2755, 7343), (3857, 5245)]