394371308

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{20341}}^1$

素因数の和:20513

約数の個数: 24

約数和(自身を含む): 714248304

約数和(自身を除く): 319876996

約数列:

[1, 2, 4, 37, 74, 131, 148, 262, 524, 4847, 9694, 19388, 20341, 40682, 81364, 752617, 1505234, 2664671, 3010468, 5329342, 10658684, 98592827, 197185654, 394371308]

約数ペア:

[(1, 394371308), (2, 197185654), (4, 98592827), (37, 10658684), (74, 5329342), (131, 3010468), (148, 2664671), (262, 1505234), (524, 752617), (4847, 81364), (9694, 40682), (19388, 20341)]