20898828

素因数分解:

$2^2\times 3^2\times {\mathrm{751}}^1\times {\mathrm{773}}^1$

素因数の和:1534

約数の個数: 36

約数和(自身を含む): 52966368

約数和(自身を除く): 32067540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 751, 773, 1502, 1546, 2253, 2319, 3004, 3092, 4506, 4638, 6759, 6957, 9012, 9276, 13518, 13914, 27036, 27828, 580523, 1161046, 1741569, 2322092, 3483138, 5224707, 6966276, 10449414, 20898828]

約数ペア:

[(1, 20898828), (2, 10449414), (3, 6966276), (4, 5224707), (6, 3483138), (9, 2322092), (12, 1741569), (18, 1161046), (36, 580523), (751, 27828), (773, 27036), (1502, 13914), (1546, 13518), (2253, 9276), (2319, 9012), (3004, 6957), (3092, 6759), (4506, 4638)]