19650085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2273}}^1$

素因数の和:2317

約数の個数: 32

約数和(自身を含む): 30562560

約数和(自身を除く): 10912475

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 2273, 8645, 11365, 15911, 29549, 43187, 79555, 147745, 206843, 215935, 302309, 561431, 1034215, 1511545, 2807155, 3930017, 19650085]

約数ペア:

[(1, 19650085), (5, 3930017), (7, 2807155), (13, 1511545), (19, 1034215), (35, 561431), (65, 302309), (91, 215935), (95, 206843), (133, 147745), (247, 79555), (455, 43187), (665, 29549), (1235, 15911), (1729, 11365), (2273, 8645)]