19935926

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1$

素因数の和:667

約数の個数: 16

約数和(自身を含む): 30336768

約数和(自身を除く): 10400842

約数列:

[1, 2, 151, 251, 263, 302, 502, 526, 37901, 39713, 66013, 75802, 79426, 132026, 9967963, 19935926]

約数ペア:

[(1, 19935926), (2, 9967963), (151, 132026), (251, 79426), (263, 75802), (302, 66013), (502, 39713), (526, 37901)]