200970902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{1657}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 340221600

約数和(自身を除く): 139250698

約数列:

[1, 2, 11, 22, 37, 74, 149, 298, 407, 814, 1639, 1657, 3278, 3314, 5513, 11026, 18227, 36454, 60643, 61309, 121286, 122618, 246893, 493786, 674399, 1348798, 2715823, 5431646, 9135041, 18270082, 100485451, 200970902]

約数ペア:

[(1, 200970902), (2, 100485451), (11, 18270082), (22, 9135041), (37, 5431646), (74, 2715823), (149, 1348798), (298, 674399), (407, 493786), (814, 246893), (1639, 122618), (1657, 121286), (3278, 61309), (3314, 60643), (5513, 36454), (11026, 18227)]