39947344

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1873}}^1$

素因数の和:1955

約数の個数: 40

約数和(自身を含む): 81796352

約数和(自身を除く): 41849008

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 1873, 2666, 3746, 5332, 7492, 10664, 14984, 21328, 29968, 58063, 80539, 116126, 161078, 232252, 322156, 464504, 644312, 929008, 1288624, 2496709, 4993418, 9986836, 19973672, 39947344]

約数ペア:

[(1, 39947344), (2, 19973672), (4, 9986836), (8, 4993418), (16, 2496709), (31, 1288624), (43, 929008), (62, 644312), (86, 464504), (124, 322156), (172, 232252), (248, 161078), (344, 116126), (496, 80539), (688, 58063), (1333, 29968), (1873, 21328), (2666, 14984), (3746, 10664), (5332, 7492)]