19838586243

素因数分解:

$3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{564671}}^1$

素因数の和:564927

約数の個数: 24

約数和(自身を含む): 30898851840

約数和(自身を除く): 11060265597

約数列:

[1, 3, 7, 21, 49, 147, 239, 717, 1673, 5019, 11711, 35133, 564671, 1694013, 3952697, 11858091, 27668879, 83006637, 134956369, 404869107, 944694583, 2834083749, 6612862081, 19838586243]

約数ペア:

[(1, 19838586243), (3, 6612862081), (7, 2834083749), (21, 944694583), (49, 404869107), (147, 134956369), (239, 83006637), (717, 27668879), (1673, 11858091), (5019, 3952697), (11711, 1694013), (35133, 564671)]