20274915

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 33914880

約数和(自身を除く): 13639965

約数列:

[1, 3, 5, 15, 29, 87, 127, 145, 367, 381, 435, 635, 1101, 1835, 1905, 3683, 5505, 10643, 11049, 18415, 31929, 46609, 53215, 55245, 139827, 159645, 233045, 699135, 1351661, 4054983, 6758305, 20274915]

約数ペア:

[(1, 20274915), (3, 6758305), (5, 4054983), (15, 1351661), (29, 699135), (87, 233045), (127, 159645), (145, 139827), (367, 55245), (381, 53215), (435, 46609), (635, 31929), (1101, 18415), (1835, 11049), (1905, 10643), (3683, 5505)]