20976646

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17807}}^1$

素因数の和:17859

約数の個数: 16

約数和(自身を含む): 34191360

約数和(自身を除く): 13214714

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 17807, 35614, 338333, 552017, 676666, 1104034, 10488323, 20976646]

約数ペア:

[(1, 20976646), (2, 10488323), (19, 1104034), (31, 676666), (38, 552017), (62, 338333), (589, 35614), (1178, 17807)]