11979418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1109}}^1$

素因数の和:1613

約数の個数: 16

約数和(自身を含む): 19660320

約数和(自身を除く): 7680902

約数列:

[1, 2, 11, 22, 491, 982, 1109, 2218, 5401, 10802, 12199, 24398, 544519, 1089038, 5989709, 11979418]

約数ペア:

[(1, 11979418), (2, 5989709), (11, 1089038), (22, 544519), (491, 24398), (982, 12199), (1109, 10802), (2218, 5401)]