20577124

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{991}}^1$

素因数の和:1203

約数の個数: 24

約数和(自身を含む): 37497600

約数和(自身を除く): 16920476

約数列:

[1, 2, 4, 29, 58, 116, 179, 358, 716, 991, 1982, 3964, 5191, 10382, 20764, 28739, 57478, 114956, 177389, 354778, 709556, 5144281, 10288562, 20577124]

約数ペア:

[(1, 20577124), (2, 10288562), (4, 5144281), (29, 709556), (58, 354778), (116, 177389), (179, 114956), (358, 57478), (716, 28739), (991, 20764), (1982, 10382), (3964, 5191)]