199972036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239201}}^1$

素因数の和:239235

約数の個数: 24

約数和(自身を含む): 401859360

約数和(自身を除く): 201887324

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 239201, 478402, 956804, 2631211, 4544819, 5262422, 9089638, 10524844, 18179276, 49993009, 99986018, 199972036]

約数ペア:

[(1, 199972036), (2, 99986018), (4, 49993009), (11, 18179276), (19, 10524844), (22, 9089638), (38, 5262422), (44, 4544819), (76, 2631211), (209, 956804), (418, 478402), (836, 239201)]