19960470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1693}}^1$

素因数の和:1837

約数の個数: 48

約数和(自身を含む): 52324272

約数和(自身を除く): 32363802

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1693, 1965, 2358, 3386, 3930, 5079, 5895, 8465, 10158, 11790, 15237, 16930, 25395, 30474, 50790, 76185, 152370, 221783, 443566, 665349, 1108915, 1330698, 1996047, 2217830, 3326745, 3992094, 6653490, 9980235, 19960470]

約数ペア:

[(1, 19960470), (2, 9980235), (3, 6653490), (5, 3992094), (6, 3326745), (9, 2217830), (10, 1996047), (15, 1330698), (18, 1108915), (30, 665349), (45, 443566), (90, 221783), (131, 152370), (262, 76185), (393, 50790), (655, 30474), (786, 25395), (1179, 16930), (1310, 15237), (1693, 11790), (1965, 10158), (2358, 8465), (3386, 5895), (3930, 5079)]