19433900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6269}}^1$

素因数の和:6314

約数の個数: 36

約数和(自身を含む): 43538880

約数和(自身を除く): 24104980

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 6269, 12538, 25076, 31345, 62690, 125380, 156725, 194339, 313450, 388678, 626900, 777356, 971695, 1943390, 3886780, 4858475, 9716950, 19433900]

約数ペア:

[(1, 19433900), (2, 9716950), (4, 4858475), (5, 3886780), (10, 1943390), (20, 971695), (25, 777356), (31, 626900), (50, 388678), (62, 313450), (100, 194339), (124, 156725), (155, 125380), (310, 62690), (620, 31345), (775, 25076), (1550, 12538), (3100, 6269)]