20936898

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2111}}^1$

素因数の和:2167

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 28483902

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 114, 171, 174, 261, 342, 522, 551, 1102, 1653, 2111, 3306, 4222, 4959, 6333, 9918, 12666, 18999, 37998, 40109, 61219, 80218, 120327, 122438, 183657, 240654, 360981, 367314, 550971, 721962, 1101942, 1163161, 2326322, 3489483, 6978966, 10468449, 20936898]

約数ペア:

[(1, 20936898), (2, 10468449), (3, 6978966), (6, 3489483), (9, 2326322), (18, 1163161), (19, 1101942), (29, 721962), (38, 550971), (57, 367314), (58, 360981), (87, 240654), (114, 183657), (171, 122438), (174, 120327), (261, 80218), (342, 61219), (522, 40109), (551, 37998), (1102, 18999), (1653, 12666), (2111, 9918), (3306, 6333), (4222, 4959)]