20163798536

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9731563}}^1$

素因数の和:9731613

約数の個数: 32

約数和(自身を含む): 44375931840

約数和(自身を除く): 24212133304

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 9731563, 19463126, 38926252, 68120941, 77852504, 136241882, 272483764, 360067831, 544967528, 720135662, 1440271324, 2520474817, 2880542648, 5040949634, 10081899268, 20163798536]

約数ペア:

[(1, 20163798536), (2, 10081899268), (4, 5040949634), (7, 2880542648), (8, 2520474817), (14, 1440271324), (28, 720135662), (37, 544967528), (56, 360067831), (74, 272483764), (148, 136241882), (259, 77852504), (296, 68120941), (518, 38926252), (1036, 19463126), (2072, 9731563)]