18949328

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{32009}}^1$

素因数の和:32054

約数の個数: 20

約数和(自身を含む): 37707780

約数和(自身を除く): 18758452

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 32009, 64018, 128036, 256072, 512144, 1184333, 2368666, 4737332, 9474664, 18949328]

約数ペア:

[(1, 18949328), (2, 9474664), (4, 4737332), (8, 2368666), (16, 1184333), (37, 512144), (74, 256072), (148, 128036), (296, 64018), (592, 32009)]