19632420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3761}}^1$

素因数の和:3805

約数の個数: 72

約数和(自身を含む): 61621560

約数和(自身を除く): 41989140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 3761, 5220, 7522, 11283, 15044, 18805, 22566, 33849, 37610, 45132, 56415, 67698, 75220, 109069, 112830, 135396, 169245, 218138, 225660, 327207, 338490, 436276, 545345, 654414, 676980, 981621, 1090690, 1308828, 1636035, 1963242, 2181380, 3272070, 3926484, 4908105, 6544140, 9816210, 19632420]

約数ペア:

[(1, 19632420), (2, 9816210), (3, 6544140), (4, 4908105), (5, 3926484), (6, 3272070), (9, 2181380), (10, 1963242), (12, 1636035), (15, 1308828), (18, 1090690), (20, 981621), (29, 676980), (30, 654414), (36, 545345), (45, 436276), (58, 338490), (60, 327207), (87, 225660), (90, 218138), (116, 169245), (145, 135396), (174, 112830), (180, 109069), (261, 75220), (290, 67698), (348, 56415), (435, 45132), (522, 37610), (580, 33849), (870, 22566), (1044, 18805), (1305, 15044), (1740, 11283), (2610, 7522), (3761, 5220)]