18688398

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 19673202

約数列:

[1, 2, 3, 6, 79, 89, 158, 178, 237, 267, 443, 474, 534, 886, 1329, 2658, 7031, 14062, 21093, 34997, 39427, 42186, 69994, 78854, 104991, 118281, 209982, 236562, 3114733, 6229466, 9344199, 18688398]

約数ペア:

[(1, 18688398), (2, 9344199), (3, 6229466), (6, 3114733), (79, 236562), (89, 209982), (158, 118281), (178, 104991), (237, 78854), (267, 69994), (443, 42186), (474, 39427), (534, 34997), (886, 21093), (1329, 14062), (2658, 7031)]