19942408

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 38885400

約数和(自身を除く): 18942992

約数列:

[1, 2, 4, 8, 37, 74, 89, 148, 178, 296, 356, 712, 757, 1514, 3028, 3293, 6056, 6586, 13172, 26344, 28009, 56018, 67373, 112036, 134746, 224072, 269492, 538984, 2492801, 4985602, 9971204, 19942408]

約数ペア:

[(1, 19942408), (2, 9971204), (4, 4985602), (8, 2492801), (37, 538984), (74, 269492), (89, 224072), (148, 134746), (178, 112036), (296, 67373), (356, 56018), (712, 28009), (757, 26344), (1514, 13172), (3028, 6586), (3293, 6056)]