19749410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5051}}^1$

素因数の和:5098

約数の個数: 32

約数和(自身を含む): 39284352

約数和(自身を除く): 19534942

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 5051, 10102, 25255, 50510, 85867, 116173, 171734, 232346, 429335, 580865, 858670, 1161730, 1974941, 3949882, 9874705, 19749410]

約数ペア:

[(1, 19749410), (2, 9874705), (5, 3949882), (10, 1974941), (17, 1161730), (23, 858670), (34, 580865), (46, 429335), (85, 232346), (115, 171734), (170, 116173), (230, 85867), (391, 50510), (782, 25255), (1955, 10102), (3910, 5051)]