20153492

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2551

約数の個数: 24

約数和(自身を含む): 37013760

約数和(自身を除く): 16860268

約数列:

[1, 2, 4, 29, 58, 71, 116, 142, 284, 2059, 2447, 4118, 4894, 8236, 9788, 70963, 141926, 173737, 283852, 347474, 694948, 5038373, 10076746, 20153492]

約数ペア:

[(1, 20153492), (2, 10076746), (4, 5038373), (29, 694948), (58, 347474), (71, 283852), (116, 173737), (142, 141926), (284, 70963), (2059, 9788), (2447, 8236), (4118, 4894)]