18819196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{22511}}^1$

素因数の和:22545

約数の個数: 24

約数和(自身を含む): 37820160

約数和(自身を除く): 19000964

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 22511, 45022, 90044, 247621, 427709, 495242, 855418, 990484, 1710836, 4704799, 9409598, 18819196]

約数ペア:

[(1, 18819196), (2, 9409598), (4, 4704799), (11, 1710836), (19, 990484), (22, 855418), (38, 495242), (44, 427709), (76, 247621), (209, 90044), (418, 45022), (836, 22511)]