74807728

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{16879}}^1$

素因数の和:17164

約数の個数: 20

約数和(自身を含む): 145471840

約数和(自身を除く): 70664112

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 16879, 33758, 67516, 135032, 270064, 4675483, 9350966, 18701932, 37403864, 74807728]

約数ペア:

[(1, 74807728), (2, 37403864), (4, 18701932), (8, 9350966), (16, 4675483), (277, 270064), (554, 135032), (1108, 67516), (2216, 33758), (4432, 16879)]