20312048

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21517}}^1$

素因数の和:21584

約数の個数: 20

約数和(自身を含む): 40023480

約数和(自身を除く): 19711432

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21517, 43034, 86068, 172136, 344272, 1269503, 2539006, 5078012, 10156024, 20312048]

約数ペア:

[(1, 20312048), (2, 10156024), (4, 5078012), (8, 2539006), (16, 1269503), (59, 344272), (118, 172136), (236, 86068), (472, 43034), (944, 21517)]