724137196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{42727}}^1$

素因数の和:42973

約数の個数: 24

約数和(自身を含む): 1339950080

約数和(自身を除く): 615812884

約数列:

[1, 2, 4, 19, 38, 76, 223, 446, 892, 4237, 8474, 16948, 42727, 85454, 170908, 811813, 1623626, 3247252, 9528121, 19056242, 38112484, 181034299, 362068598, 724137196]

約数ペア:

[(1, 724137196), (2, 362068598), (4, 181034299), (19, 38112484), (38, 19056242), (76, 9528121), (223, 3247252), (446, 1623626), (892, 811813), (4237, 170908), (8474, 85454), (16948, 42727)]