20113065

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{953}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 40480128

約数和(自身を除く): 20367063

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 67, 105, 201, 315, 335, 469, 603, 953, 1005, 1407, 2345, 2859, 3015, 4221, 4765, 6671, 7035, 8577, 14295, 20013, 21105, 33355, 42885, 60039, 63851, 100065, 191553, 300195, 319255, 446957, 574659, 957765, 1340871, 2234785, 2873295, 4022613, 6704355, 20113065]

約数ペア:

[(1, 20113065), (3, 6704355), (5, 4022613), (7, 2873295), (9, 2234785), (15, 1340871), (21, 957765), (35, 574659), (45, 446957), (63, 319255), (67, 300195), (105, 191553), (201, 100065), (315, 63851), (335, 60039), (469, 42885), (603, 33355), (953, 21105), (1005, 20013), (1407, 14295), (2345, 8577), (2859, 7035), (3015, 6671), (4221, 4765)]