19976445

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26113}}^1$

素因数の和:26141

約数の個数: 24

約数和(自身を含む): 36664056

約数和(自身を除く): 16687611

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26113, 78339, 130565, 235017, 391695, 443921, 1175085, 1331763, 2219605, 3995289, 6658815, 19976445]

約数ペア:

[(1, 19976445), (3, 6658815), (5, 3995289), (9, 2219605), (15, 1331763), (17, 1175085), (45, 443921), (51, 391695), (85, 235017), (153, 130565), (255, 78339), (765, 26113)]