217422244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{220063}}^1$

素因数の和:220099

約数の個数: 24

約数和(自身を含む): 431325440

約数和(自身を除く): 213903196

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 220063, 440126, 880252, 2860819, 4181197, 5721638, 8362394, 11443276, 16724788, 54355561, 108711122, 217422244]

約数ペア:

[(1, 217422244), (2, 108711122), (4, 54355561), (13, 16724788), (19, 11443276), (26, 8362394), (38, 5721638), (52, 4181197), (76, 2860819), (247, 880252), (494, 440126), (988, 220063)]