19547710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21481}}^1$

素因数の和:21508

約数の個数: 32

約数和(自身を含む): 43307712

約数和(自身を除く): 23760002

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21481, 42962, 107405, 150367, 214810, 279253, 300734, 558506, 751835, 1396265, 1503670, 1954771, 2792530, 3909542, 9773855, 19547710]

約数ペア:

[(1, 19547710), (2, 9773855), (5, 3909542), (7, 2792530), (10, 1954771), (13, 1503670), (14, 1396265), (26, 751835), (35, 558506), (65, 300734), (70, 279253), (91, 214810), (130, 150367), (182, 107405), (455, 42962), (910, 21481)]