20177362845

素因数分解:

$3^5\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{7793}}^1$

素因数の和:9944

約数の個数: 48

約数和(自身を含む): 36291108672

約数和(自身を除く): 16113745827

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 2131, 6393, 7793, 10655, 19179, 23379, 31965, 38965, 57537, 70137, 95895, 116895, 172611, 210411, 287685, 350685, 517833, 631233, 863055, 1052055, 1893699, 2589165, 3156165, 9468495, 16606883, 49820649, 83034415, 149461947, 249103245, 448385841, 747309735, 1345157523, 2241929205, 4035472569, 6725787615, 20177362845]

約数ペア:

[(1, 20177362845), (3, 6725787615), (5, 4035472569), (9, 2241929205), (15, 1345157523), (27, 747309735), (45, 448385841), (81, 249103245), (135, 149461947), (243, 83034415), (405, 49820649), (1215, 16606883), (2131, 9468495), (6393, 3156165), (7793, 2589165), (10655, 1893699), (19179, 1052055), (23379, 863055), (31965, 631233), (38965, 517833), (57537, 350685), (70137, 287685), (95895, 210411), (116895, 172611)]