20648928

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7417}}^1$

素因数の和:7459

約数の個数: 48

約数和(自身を含む): 56080080

約数和(自身を除く): 35431152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7417, 14834, 22251, 29668, 44502, 59336, 89004, 118672, 178008, 215093, 237344, 356016, 430186, 645279, 712032, 860372, 1290558, 1720744, 2581116, 3441488, 5162232, 6882976, 10324464, 20648928]

約数ペア:

[(1, 20648928), (2, 10324464), (3, 6882976), (4, 5162232), (6, 3441488), (8, 2581116), (12, 1720744), (16, 1290558), (24, 860372), (29, 712032), (32, 645279), (48, 430186), (58, 356016), (87, 237344), (96, 215093), (116, 178008), (174, 118672), (232, 89004), (348, 59336), (464, 44502), (696, 29668), (928, 22251), (1392, 14834), (2784, 7417)]