20163586688

素因数分解:

$2^7\times 7^1\times {\mathrm{491}}^1\times {\mathrm{45833}}^1$

素因数の和:46345

約数の個数: 64

約数和(自身を含む): 46002669120

約数和(自身を除く): 25839082432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 491, 896, 982, 1964, 3437, 3928, 6874, 7856, 13748, 15712, 27496, 31424, 45833, 54992, 62848, 91666, 109984, 183332, 219968, 320831, 366664, 439936, 641662, 733328, 1283324, 1466656, 2566648, 2933312, 5133296, 5866624, 10266592, 20533184, 22504003, 41066368, 45008006, 90016012, 157528021, 180032024, 315056042, 360064048, 630112084, 720128096, 1260224168, 1440256192, 2520448336, 2880512384, 5040896672, 10081793344, 20163586688]

約数ペア:

[(1, 20163586688), (2, 10081793344), (4, 5040896672), (7, 2880512384), (8, 2520448336), (14, 1440256192), (16, 1260224168), (28, 720128096), (32, 630112084), (56, 360064048), (64, 315056042), (112, 180032024), (128, 157528021), (224, 90016012), (448, 45008006), (491, 41066368), (896, 22504003), (982, 20533184), (1964, 10266592), (3437, 5866624), (3928, 5133296), (6874, 2933312), (7856, 2566648), (13748, 1466656), (15712, 1283324), (27496, 733328), (31424, 641662), (45833, 439936), (54992, 366664), (62848, 320831), (91666, 219968), (109984, 183332)]