20150781104

素因数分解:

$2^4\times {\mathrm{35149}}^1\times {\mathrm{35831}}^1$

素因数の和:70988

約数の個数: 20

約数和(自身を含む): 39044338800

約数和(自身を除く): 18893557696

約数列:

[1, 2, 4, 8, 16, 35149, 35831, 70298, 71662, 140596, 143324, 281192, 286648, 562384, 573296, 1259423819, 2518847638, 5037695276, 10075390552, 20150781104]

約数ペア:

[(1, 20150781104), (2, 10075390552), (4, 5037695276), (8, 2518847638), (16, 1259423819), (35149, 573296), (35831, 562384), (70298, 286648), (71662, 281192), (140596, 143324)]