20863776

素因数分解:

$2^5\times 3^1\times {\mathrm{71}}^1\times {\mathrm{3061}}^1$

素因数の和:3145

約数の個数: 48

約数和(自身を含む): 55556928

約数和(自身を除く): 34693152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 71, 96, 142, 213, 284, 426, 568, 852, 1136, 1704, 2272, 3061, 3408, 6122, 6816, 9183, 12244, 18366, 24488, 36732, 48976, 73464, 97952, 146928, 217331, 293856, 434662, 651993, 869324, 1303986, 1738648, 2607972, 3477296, 5215944, 6954592, 10431888, 20863776]

約数ペア:

[(1, 20863776), (2, 10431888), (3, 6954592), (4, 5215944), (6, 3477296), (8, 2607972), (12, 1738648), (16, 1303986), (24, 869324), (32, 651993), (48, 434662), (71, 293856), (96, 217331), (142, 146928), (213, 97952), (284, 73464), (426, 48976), (568, 36732), (852, 24488), (1136, 18366), (1704, 12244), (2272, 9183), (3061, 6816), (3408, 6122)]