20061587

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 26718720

約数和(自身を除く): 6657133

約数列:

[1, 7, 13, 19, 41, 91, 133, 247, 283, 287, 533, 779, 1729, 1981, 3679, 3731, 5377, 5453, 10127, 11603, 25753, 37639, 69901, 70889, 81221, 150839, 220457, 489307, 1055873, 1543199, 2865941, 20061587]

約数ペア:

[(1, 20061587), (7, 2865941), (13, 1543199), (19, 1055873), (41, 489307), (91, 220457), (133, 150839), (247, 81221), (283, 70889), (287, 69901), (533, 37639), (779, 25753), (1729, 11603), (1981, 10127), (3679, 5453), (3731, 5377)]