20424864

素因数分解:

$2^5\times 3^1\times {\mathrm{151}}^1\times {\mathrm{1409}}^1$

素因数の和:1573

約数の個数: 48

約数和(自身を含む): 54008640

約数和(自身を除く): 33583776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 151, 302, 453, 604, 906, 1208, 1409, 1812, 2416, 2818, 3624, 4227, 4832, 5636, 7248, 8454, 11272, 14496, 16908, 22544, 33816, 45088, 67632, 135264, 212759, 425518, 638277, 851036, 1276554, 1702072, 2553108, 3404144, 5106216, 6808288, 10212432, 20424864]

約数ペア:

[(1, 20424864), (2, 10212432), (3, 6808288), (4, 5106216), (6, 3404144), (8, 2553108), (12, 1702072), (16, 1276554), (24, 851036), (32, 638277), (48, 425518), (96, 212759), (151, 135264), (302, 67632), (453, 45088), (604, 33816), (906, 22544), (1208, 16908), (1409, 14496), (1812, 11272), (2416, 8454), (2818, 7248), (3624, 5636), (4227, 4832)]