15321296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 31620000

約数和(自身を除く): 16298704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 499, 808, 998, 1616, 1919, 1996, 3838, 3992, 7676, 7984, 9481, 15352, 18962, 30704, 37924, 50399, 75848, 100798, 151696, 201596, 403192, 806384, 957581, 1915162, 3830324, 7660648, 15321296]

約数ペア:

[(1, 15321296), (2, 7660648), (4, 3830324), (8, 1915162), (16, 957581), (19, 806384), (38, 403192), (76, 201596), (101, 151696), (152, 100798), (202, 75848), (304, 50399), (404, 37924), (499, 30704), (808, 18962), (998, 15352), (1616, 9481), (1919, 7984), (1996, 7676), (3838, 3992)]