19894974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8147}}^1$

素因数の和:8200

約数の個数: 32

約数和(自身を含む): 44585856

約数和(自身を除く): 24690882

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 8147, 16294, 24441, 48882, 89617, 179234, 268851, 301439, 537702, 602878, 904317, 1808634, 3315829, 6631658, 9947487, 19894974]

約数ペア:

[(1, 19894974), (2, 9947487), (3, 6631658), (6, 3315829), (11, 1808634), (22, 904317), (33, 602878), (37, 537702), (66, 301439), (74, 268851), (111, 179234), (222, 89617), (407, 48882), (814, 24441), (1221, 16294), (2442, 8147)]