20804948904

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{66739}}^1$

素因数の和:67198

約数の個数: 64

約数和(自身を含む): 53819136000

約数和(自身を除く): 33014187096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 419, 744, 838, 1257, 1676, 2514, 3352, 5028, 10056, 12989, 25978, 38967, 51956, 66739, 77934, 103912, 133478, 155868, 200217, 266956, 311736, 400434, 533912, 800868, 1601736, 2068909, 4137818, 6206727, 8275636, 12413454, 16551272, 24826908, 27963641, 49653816, 55927282, 83890923, 111854564, 167781846, 223709128, 335563692, 671127384, 866872871, 1733745742, 2600618613, 3467491484, 5201237226, 6934982968, 10402474452, 20804948904]

約数ペア:

[(1, 20804948904), (2, 10402474452), (3, 6934982968), (4, 5201237226), (6, 3467491484), (8, 2600618613), (12, 1733745742), (24, 866872871), (31, 671127384), (62, 335563692), (93, 223709128), (124, 167781846), (186, 111854564), (248, 83890923), (372, 55927282), (419, 49653816), (744, 27963641), (838, 24826908), (1257, 16551272), (1676, 12413454), (2514, 8275636), (3352, 6206727), (5028, 4137818), (10056, 2068909), (12989, 1601736), (25978, 800868), (38967, 533912), (51956, 400434), (66739, 311736), (77934, 266956), (103912, 200217), (133478, 155868)]