20179945395

素因数分解:

$3^3\times 5^1\times {\mathrm{827}}^1\times {\mathrm{180751}}^1$

素因数の和:181592

約数の個数: 32

約数和(自身を含む): 35919037440

約数和(自身を除く): 15739092045

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 827, 2481, 4135, 7443, 12405, 22329, 37215, 111645, 180751, 542253, 903755, 1626759, 2711265, 4880277, 8133795, 24401385, 149481077, 448443231, 747405385, 1345329693, 2242216155, 4035989079, 6726648465, 20179945395]

約数ペア:

[(1, 20179945395), (3, 6726648465), (5, 4035989079), (9, 2242216155), (15, 1345329693), (27, 747405385), (45, 448443231), (135, 149481077), (827, 24401385), (2481, 8133795), (4135, 4880277), (7443, 2711265), (12405, 1626759), (22329, 903755), (37215, 542253), (111645, 180751)]