16851872

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 34971552

約数和(自身を除く): 18119680

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 74, 86, 148, 172, 296, 331, 344, 592, 662, 688, 1184, 1324, 1376, 1591, 2648, 3182, 5296, 6364, 10592, 12247, 12728, 14233, 24494, 25456, 28466, 48988, 50912, 56932, 97976, 113864, 195952, 227728, 391904, 455456, 526621, 1053242, 2106484, 4212968, 8425936, 16851872]

約数ペア:

[(1, 16851872), (2, 8425936), (4, 4212968), (8, 2106484), (16, 1053242), (32, 526621), (37, 455456), (43, 391904), (74, 227728), (86, 195952), (148, 113864), (172, 97976), (296, 56932), (331, 50912), (344, 48988), (592, 28466), (662, 25456), (688, 24494), (1184, 14233), (1324, 12728), (1376, 12247), (1591, 10592), (2648, 6364), (3182, 5296)]