18497928

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^2\times {\mathrm{563}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 47612880

約数和(自身を除く): 29114952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 563, 888, 1126, 1369, 1689, 2252, 2738, 3378, 4107, 4504, 5476, 6756, 8214, 10952, 13512, 16428, 20831, 32856, 41662, 62493, 83324, 124986, 166648, 249972, 499944, 770747, 1541494, 2312241, 3082988, 4624482, 6165976, 9248964, 18497928]

約数ペア:

[(1, 18497928), (2, 9248964), (3, 6165976), (4, 4624482), (6, 3082988), (8, 2312241), (12, 1541494), (24, 770747), (37, 499944), (74, 249972), (111, 166648), (148, 124986), (222, 83324), (296, 62493), (444, 41662), (563, 32856), (888, 20831), (1126, 16428), (1369, 13512), (1689, 10952), (2252, 8214), (2738, 6756), (3378, 5476), (4107, 4504)]