190019912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{30491}}^1$

素因数の和:30557

約数の個数: 32

約数和(自身を含む): 384199200

約数和(自身を除く): 194179288

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 6232, 30491, 60982, 121964, 243928, 579329, 1158658, 1250131, 2317316, 2500262, 4634632, 5000524, 10001048, 23752489, 47504978, 95009956, 190019912]

約数ペア:

[(1, 190019912), (2, 95009956), (4, 47504978), (8, 23752489), (19, 10001048), (38, 5000524), (41, 4634632), (76, 2500262), (82, 2317316), (152, 1250131), (164, 1158658), (328, 579329), (779, 243928), (1558, 121964), (3116, 60982), (6232, 30491)]