220021984

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{75557}}^1$

素因数の和:75587

約数の個数: 48

約数和(自身を含む): 533137248

約数和(自身を除く): 313115264

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 75557, 151114, 302228, 528899, 604456, 982241, 1057798, 1208912, 1964482, 2115596, 2417824, 3928964, 4231192, 6875687, 7857928, 8462384, 13751374, 15715856, 16924768, 27502748, 31431712, 55005496, 110010992, 220021984]

約数ペア:

[(1, 220021984), (2, 110010992), (4, 55005496), (7, 31431712), (8, 27502748), (13, 16924768), (14, 15715856), (16, 13751374), (26, 8462384), (28, 7857928), (32, 6875687), (52, 4231192), (56, 3928964), (91, 2417824), (104, 2115596), (112, 1964482), (182, 1208912), (208, 1057798), (224, 982241), (364, 604456), (416, 528899), (728, 302228), (1456, 151114), (2912, 75557)]