31379678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1831}}^1$

素因数の和:1904

約数の個数: 32

約数和(自身を含む): 55399680

約数和(自身を除く): 24020002

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 209, 418, 451, 779, 902, 1558, 1831, 3662, 8569, 17138, 20141, 34789, 40282, 69578, 75071, 150142, 382679, 765358, 825781, 1426349, 1651562, 2852698, 15689839, 31379678]

約数ペア:

[(1, 31379678), (2, 15689839), (11, 2852698), (19, 1651562), (22, 1426349), (38, 825781), (41, 765358), (82, 382679), (209, 150142), (418, 75071), (451, 69578), (779, 40282), (902, 34789), (1558, 20141), (1831, 17138), (3662, 8569)]