19976229

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24391}}^1$

素因数の和:24417

約数の個数: 24

約数和(自身を含む): 35514752

約数和(自身を除く): 15538523

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 24391, 73173, 170737, 219519, 317083, 512211, 951249, 1536633, 2219581, 2853747, 6658743, 19976229]

約数ペア:

[(1, 19976229), (3, 6658743), (7, 2853747), (9, 2219581), (13, 1536633), (21, 951249), (39, 512211), (63, 317083), (91, 219519), (117, 170737), (273, 73173), (819, 24391)]