39404912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{523}}^1$

素因数の和:825

約数の個数: 40

約数和(自身を含む): 81284976

約数和(自身を除く): 41880064

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 277, 523, 554, 1046, 1108, 2092, 2216, 4184, 4432, 4709, 8368, 8891, 9418, 17782, 18836, 35564, 37672, 71128, 75344, 142256, 144871, 289742, 579484, 1158968, 2317936, 2462807, 4925614, 9851228, 19702456, 39404912]

約数ペア:

[(1, 39404912), (2, 19702456), (4, 9851228), (8, 4925614), (16, 2462807), (17, 2317936), (34, 1158968), (68, 579484), (136, 289742), (272, 144871), (277, 142256), (523, 75344), (554, 71128), (1046, 37672), (1108, 35564), (2092, 18836), (2216, 17782), (4184, 9418), (4432, 8891), (4709, 8368)]