20101785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4201}}^1$

素因数の和:4249

約数の個数: 32

約数和(自身を含む): 36305280

約数和(自身を除く): 16203495

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4201, 4785, 12603, 21005, 46211, 63015, 121829, 138633, 231055, 365487, 609145, 693165, 1340119, 1827435, 4020357, 6700595, 20101785]

約数ペア:

[(1, 20101785), (3, 6700595), (5, 4020357), (11, 1827435), (15, 1340119), (29, 693165), (33, 609145), (55, 365487), (87, 231055), (145, 138633), (165, 121829), (319, 63015), (435, 46211), (957, 21005), (1595, 12603), (4201, 4785)]