20071427408

素因数分解:

$2^4\times {\mathrm{2689}}^1\times {\mathrm{466517}}^1$

素因数の和:469214

約数の個数: 20

約数和(自身を含む): 38902936020

約数和(自身を除く): 18831508612

約数列:

[1, 2, 4, 8, 16, 2689, 5378, 10756, 21512, 43024, 466517, 933034, 1866068, 3732136, 7464272, 1254464213, 2508928426, 5017856852, 10035713704, 20071427408]

約数ペア:

[(1, 20071427408), (2, 10035713704), (4, 5017856852), (8, 2508928426), (16, 1254464213), (2689, 7464272), (5378, 3732136), (10756, 1866068), (21512, 933034), (43024, 466517)]