28418488

素因数分解:

$2^3\times 7^1\times {\mathrm{509}}^1\times {\mathrm{997}}^1$

素因数の和:1519

約数の個数: 32

約数和(自身を含む): 61077600

約数和(自身を除く): 32659112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 509, 997, 1018, 1994, 2036, 3563, 3988, 4072, 6979, 7126, 7976, 13958, 14252, 27916, 28504, 55832, 507473, 1014946, 2029892, 3552311, 4059784, 7104622, 14209244, 28418488]

約数ペア:

[(1, 28418488), (2, 14209244), (4, 7104622), (7, 4059784), (8, 3552311), (14, 2029892), (28, 1014946), (56, 507473), (509, 55832), (997, 28504), (1018, 27916), (1994, 14252), (2036, 13958), (3563, 7976), (3988, 7126), (4072, 6979)]