20491944

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{77621}}^1$

素因数の和:77641

約数の個数: 32

約数和(自身を含む): 55887840

約数和(自身を除く): 35395896

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 77621, 155242, 232863, 310484, 465726, 620968, 853831, 931452, 1707662, 1862904, 2561493, 3415324, 5122986, 6830648, 10245972, 20491944]

約数ペア:

[(1, 20491944), (2, 10245972), (3, 6830648), (4, 5122986), (6, 3415324), (8, 2561493), (11, 1862904), (12, 1707662), (22, 931452), (24, 853831), (33, 620968), (44, 465726), (66, 310484), (88, 232863), (132, 155242), (264, 77621)]