20929155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3701}}^1$

素因数の和:3751

約数の個数: 32

約数和(自身を含む): 37316160

約数和(自身を除く): 16387005

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3701, 5655, 11103, 18505, 48113, 55515, 107329, 144339, 240565, 321987, 536645, 721695, 1395277, 1609935, 4185831, 6976385, 20929155]

約数ペア:

[(1, 20929155), (3, 6976385), (5, 4185831), (13, 1609935), (15, 1395277), (29, 721695), (39, 536645), (65, 321987), (87, 240565), (145, 144339), (195, 107329), (377, 55515), (435, 48113), (1131, 18505), (1885, 11103), (3701, 5655)]