81601964

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{4877}}^1$

素因数の和:5017

約数の個数: 24

約数和(自身を含む): 147510720

約数和(自身を除く): 65908756

約数列:

[1, 2, 4, 47, 89, 94, 178, 188, 356, 4183, 4877, 8366, 9754, 16732, 19508, 229219, 434053, 458438, 868106, 916876, 1736212, 20400491, 40800982, 81601964]

約数ペア:

[(1, 81601964), (2, 40800982), (4, 20400491), (47, 1736212), (89, 916876), (94, 868106), (178, 458438), (188, 434053), (356, 229219), (4183, 19508), (4877, 16732), (8366, 9754)]