20188657612

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{1567}}^1\times {\mathrm{40771}}^1$

素因数の和:42421

約数の個数: 24

約数和(自身を含む): 35801077760

約数和(自身を除く): 15612420148

約数列:

[1, 2, 4, 79, 158, 316, 1567, 3134, 6268, 40771, 81542, 123793, 163084, 247586, 495172, 3220909, 6441818, 12883636, 63888157, 127776314, 255552628, 5047164403, 10094328806, 20188657612]

約数ペア:

[(1, 20188657612), (2, 10094328806), (4, 5047164403), (79, 255552628), (158, 127776314), (316, 63888157), (1567, 12883636), (3134, 6441818), (6268, 3220909), (40771, 495172), (81542, 247586), (123793, 163084)]