19704250

素因数分解:

$2^1\times 5^3\times {\mathrm{269}}^1\times {\mathrm{293}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 37149840

約数和(自身を除く): 17445590

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 269, 293, 538, 586, 1345, 1465, 2690, 2930, 6725, 7325, 13450, 14650, 33625, 36625, 67250, 73250, 78817, 157634, 394085, 788170, 1970425, 3940850, 9852125, 19704250]

約数ペア:

[(1, 19704250), (2, 9852125), (5, 3940850), (10, 1970425), (25, 788170), (50, 394085), (125, 157634), (250, 78817), (269, 73250), (293, 67250), (538, 36625), (586, 33625), (1345, 14650), (1465, 13450), (2690, 7325), (2930, 6725)]