20183075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3191}}^1$

素因数の和:3235

約数の個数: 24

約数和(自身を含む): 28498176

約数和(自身を除く): 8315101

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 3191, 6325, 15955, 35101, 73393, 79775, 175505, 366965, 807323, 877525, 1834825, 4036615, 20183075]

約数ペア:

[(1, 20183075), (5, 4036615), (11, 1834825), (23, 877525), (25, 807323), (55, 366965), (115, 175505), (253, 79775), (275, 73393), (575, 35101), (1265, 15955), (3191, 6325)]