20556708

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3109}}^1$

素因数の和:3164

約数の個数: 48

約数和(自身を含む): 52248000

約数和(自身を除く): 31691292

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 57, 58, 76, 87, 114, 116, 174, 228, 348, 551, 1102, 1653, 2204, 3109, 3306, 6218, 6612, 9327, 12436, 18654, 37308, 59071, 90161, 118142, 177213, 180322, 236284, 270483, 354426, 360644, 540966, 708852, 1081932, 1713059, 3426118, 5139177, 6852236, 10278354, 20556708]

約数ペア:

[(1, 20556708), (2, 10278354), (3, 6852236), (4, 5139177), (6, 3426118), (12, 1713059), (19, 1081932), (29, 708852), (38, 540966), (57, 360644), (58, 354426), (76, 270483), (87, 236284), (114, 180322), (116, 177213), (174, 118142), (228, 90161), (348, 59071), (551, 37308), (1102, 18654), (1653, 12436), (2204, 9327), (3109, 6612), (3306, 6218)]