20174895976

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{148721}}^1$

素因数の和:149305

約数の個数: 32

約数和(自身を含む): 39119834880

約数和(自身を除く): 18944938904

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 547, 1094, 2188, 4376, 16957, 33914, 67828, 135656, 148721, 297442, 594884, 1189768, 4610351, 9220702, 18441404, 36882808, 81350387, 162700774, 325401548, 650803096, 2521861997, 5043723994, 10087447988, 20174895976]

約数ペア:

[(1, 20174895976), (2, 10087447988), (4, 5043723994), (8, 2521861997), (31, 650803096), (62, 325401548), (124, 162700774), (248, 81350387), (547, 36882808), (1094, 18441404), (2188, 9220702), (4376, 4610351), (16957, 1189768), (33914, 594884), (67828, 297442), (135656, 148721)]