20615172

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59239}}^1$

素因数の和:59275

約数の個数: 24

約数和(自身を含む): 49761600

約数和(自身を除く): 29146428

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 59239, 118478, 177717, 236956, 355434, 710868, 1717931, 3435862, 5153793, 6871724, 10307586, 20615172]

約数ペア:

[(1, 20615172), (2, 10307586), (3, 6871724), (4, 5153793), (6, 3435862), (12, 1717931), (29, 710868), (58, 355434), (87, 236956), (116, 177717), (174, 118478), (348, 59239)]