20741328

素因数分解:

$2^4\times 3^2\times {\mathrm{144037}}^1$

素因数の和:144051

約数の個数: 30

約数和(自身を含む): 58047314

約数和(自身を除く): 37305986

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144037, 288074, 432111, 576148, 864222, 1152296, 1296333, 1728444, 2304592, 2592666, 3456888, 5185332, 6913776, 10370664, 20741328]

約数ペア:

[(1, 20741328), (2, 10370664), (3, 6913776), (4, 5185332), (6, 3456888), (8, 2592666), (9, 2304592), (12, 1728444), (16, 1296333), (18, 1152296), (24, 864222), (36, 576148), (48, 432111), (72, 288074), (144, 144037)]