20717904

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{22717}}^1$

素因数の和:22747

約数の個数: 40

約数和(自身を含む): 56340640

約数和(自身を除く): 35622736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 22717, 45434, 68151, 90868, 136302, 181736, 272604, 363472, 431623, 545208, 863246, 1090416, 1294869, 1726492, 2589738, 3452984, 5179476, 6905968, 10358952, 20717904]

約数ペア:

[(1, 20717904), (2, 10358952), (3, 6905968), (4, 5179476), (6, 3452984), (8, 2589738), (12, 1726492), (16, 1294869), (19, 1090416), (24, 863246), (38, 545208), (48, 431623), (57, 363472), (76, 272604), (114, 181736), (152, 136302), (228, 90868), (304, 68151), (456, 45434), (912, 22717)]