664413228

素因数分解:

$2^2\times 3^2\times {\mathrm{18455923}}^1$

素因数の和:18455933

約数の個数: 18

約数和(自身を含む): 1679489084

約数和(自身を除く): 1015075856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 18455923, 36911846, 55367769, 73823692, 110735538, 166103307, 221471076, 332206614, 664413228]

約数ペア:

[(1, 664413228), (2, 332206614), (3, 221471076), (4, 166103307), (6, 110735538), (9, 73823692), (12, 55367769), (18, 36911846), (36, 18455923)]