19733296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{112121}}^1$

素因数の和:112140

約数の個数: 20

約数和(自身を含む): 41709384

約数和(自身を除く): 21976088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 112121, 224242, 448484, 896968, 1233331, 1793936, 2466662, 4933324, 9866648, 19733296]

約数ペア:

[(1, 19733296), (2, 9866648), (4, 4933324), (8, 2466662), (11, 1793936), (16, 1233331), (22, 896968), (44, 448484), (88, 224242), (176, 112121)]