19400284

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2789}}^1$

素因数の和:2877

約数の個数: 24

約数和(自身を含む): 35622720

約数和(自身を除く): 16222436

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 1739, 2789, 3478, 5578, 6956, 11156, 103193, 131083, 206386, 262166, 412772, 524332, 4850071, 9700142, 19400284]

約数ペア:

[(1, 19400284), (2, 9700142), (4, 4850071), (37, 524332), (47, 412772), (74, 262166), (94, 206386), (148, 131083), (188, 103193), (1739, 11156), (2789, 6956), (3478, 5578)]