18420496

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{7333}}^1$

素因数の和:7498

約数の個数: 20

約数和(自身を含む): 35921932

約数和(自身を除く): 17501436

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 7333, 14666, 29332, 58664, 117328, 1151281, 2302562, 4605124, 9210248, 18420496]

約数ペア:

[(1, 18420496), (2, 9210248), (4, 4605124), (8, 2302562), (16, 1151281), (157, 117328), (314, 58664), (628, 29332), (1256, 14666), (2512, 7333)]