19303888

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{3457}}^1$

素因数の和:3814

約数の個数: 20

約数和(自身を含む): 37519300

約数和(自身を除く): 18215412

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 3457, 5584, 6914, 13828, 27656, 55312, 1206493, 2412986, 4825972, 9651944, 19303888]

約数ペア:

[(1, 19303888), (2, 9651944), (4, 4825972), (8, 2412986), (16, 1206493), (349, 55312), (698, 27656), (1396, 13828), (2792, 6914), (3457, 5584)]