20147800911

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18102247}}^1$

素因数の和:18102310

約数の個数: 16

約数和(自身を含む): 31280684544

約数和(自身を除く): 11132883633

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18102247, 54306741, 126715729, 380147187, 959419091, 2878257273, 6715933637, 20147800911]

約数ペア:

[(1, 20147800911), (3, 6715933637), (7, 2878257273), (21, 959419091), (53, 380147187), (159, 126715729), (371, 54306741), (1113, 18102247)]