1649676860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6344911}}^1$

素因数の和:6344933

約数の個数: 24

約数和(自身を含む): 3730808256

約数和(自身を除く): 2081131396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6344911, 12689822, 25379644, 31724555, 63449110, 82483843, 126898220, 164967686, 329935372, 412419215, 824838430, 1649676860]

約数ペア:

[(1, 1649676860), (2, 824838430), (4, 412419215), (5, 329935372), (10, 164967686), (13, 126898220), (20, 82483843), (26, 63449110), (52, 31724555), (65, 25379644), (130, 12689822), (260, 6344911)]