19973672

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1873}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 39578880

約数和(自身を除く): 19605208

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 172, 248, 344, 1333, 1873, 2666, 3746, 5332, 7492, 10664, 14984, 58063, 80539, 116126, 161078, 232252, 322156, 464504, 644312, 2496709, 4993418, 9986836, 19973672]

約数ペア:

[(1, 19973672), (2, 9986836), (4, 4993418), (8, 2496709), (31, 644312), (43, 464504), (62, 322156), (86, 232252), (124, 161078), (172, 116126), (248, 80539), (344, 58063), (1333, 14984), (1873, 10664), (2666, 7492), (3746, 5332)]