19155660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 56548800

約数和(自身を除く): 37393140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 101, 109, 116, 145, 174, 202, 218, 290, 303, 327, 348, 404, 435, 436, 505, 545, 580, 606, 654, 870, 1010, 1090, 1212, 1308, 1515, 1635, 1740, 2020, 2180, 2929, 3030, 3161, 3270, 5858, 6060, 6322, 6540, 8787, 9483, 11009, 11716, 12644, 14645, 15805, 17574, 18966, 22018, 29290, 31610, 33027, 35148, 37932, 43935, 44036, 47415, 55045, 58580, 63220, 66054, 87870, 94830, 110090, 132108, 165135, 175740, 189660, 220180, 319261, 330270, 638522, 660540, 957783, 1277044, 1596305, 1915566, 3192610, 3831132, 4788915, 6385220, 9577830, 19155660]

約数ペア:

[(1, 19155660), (2, 9577830), (3, 6385220), (4, 4788915), (5, 3831132), (6, 3192610), (10, 1915566), (12, 1596305), (15, 1277044), (20, 957783), (29, 660540), (30, 638522), (58, 330270), (60, 319261), (87, 220180), (101, 189660), (109, 175740), (116, 165135), (145, 132108), (174, 110090), (202, 94830), (218, 87870), (290, 66054), (303, 63220), (327, 58580), (348, 55045), (404, 47415), (435, 44036), (436, 43935), (505, 37932), (545, 35148), (580, 33027), (606, 31610), (654, 29290), (870, 22018), (1010, 18966), (1090, 17574), (1212, 15805), (1308, 14645), (1515, 12644), (1635, 11716), (1740, 11009), (2020, 9483), (2180, 8787), (2929, 6540), (3030, 6322), (3161, 6060), (3270, 5858)]