20499681248

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{33716581}}^1$

素因数の和:33716610

約数の個数: 24

約数和(自身を含む): 42482893320

約数和(自身を除く): 21983212072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 33716581, 67433162, 134866324, 269732648, 539465296, 640615039, 1078930592, 1281230078, 2562460156, 5124920312, 10249840624, 20499681248]

約数ペア:

[(1, 20499681248), (2, 10249840624), (4, 5124920312), (8, 2562460156), (16, 1281230078), (19, 1078930592), (32, 640615039), (38, 539465296), (76, 269732648), (152, 134866324), (304, 67433162), (608, 33716581)]