18063928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{419}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 36061200

約数和(自身を除く): 17997272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 317, 419, 634, 838, 1268, 1676, 2536, 3352, 5389, 7123, 10778, 14246, 21556, 28492, 43112, 56984, 132823, 265646, 531292, 1062584, 2257991, 4515982, 9031964, 18063928]

約数ペア:

[(1, 18063928), (2, 9031964), (4, 4515982), (8, 2257991), (17, 1062584), (34, 531292), (68, 265646), (136, 132823), (317, 56984), (419, 43112), (634, 28492), (838, 21556), (1268, 14246), (1676, 10778), (2536, 7123), (3352, 5389)]