20774898

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{1201}}^1$

素因数の和:1271

約数の個数: 36

約数和(自身を含む): 46549854

約数和(自身を除く): 25774956

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 961, 1201, 1922, 2402, 2883, 3603, 5766, 7206, 8649, 10809, 17298, 21618, 37231, 74462, 111693, 223386, 335079, 670158, 1154161, 2308322, 3462483, 6924966, 10387449, 20774898]

約数ペア:

[(1, 20774898), (2, 10387449), (3, 6924966), (6, 3462483), (9, 2308322), (18, 1154161), (31, 670158), (62, 335079), (93, 223386), (186, 111693), (279, 74462), (558, 37231), (961, 21618), (1201, 17298), (1922, 10809), (2402, 8649), (2883, 7206), (3603, 5766)]