1918781648

素因数分解:

$2^4\times 7^1\times {\mathrm{17131979}}^1$

素因数の和:17131994

約数の個数: 20

約数和(自身を含む): 4248731040

約数和(自身を除く): 2329949392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 17131979, 34263958, 68527916, 119923853, 137055832, 239847706, 274111664, 479695412, 959390824, 1918781648]

約数ペア:

[(1, 1918781648), (2, 959390824), (4, 479695412), (7, 274111664), (8, 239847706), (14, 137055832), (16, 119923853), (28, 68527916), (56, 34263958), (112, 17131979)]