20248964

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 36220800

約数和(自身を除く): 15971836

約数列:

[1, 2, 4, 79, 139, 158, 278, 316, 461, 556, 922, 1844, 10981, 21962, 36419, 43924, 64079, 72838, 128158, 145676, 256316, 5062241, 10124482, 20248964]

約数ペア:

[(1, 20248964), (2, 10124482), (4, 5062241), (79, 256316), (139, 145676), (158, 128158), (278, 72838), (316, 64079), (461, 43924), (556, 36419), (922, 21962), (1844, 10981)]