20122284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18427}}^1$

素因数の和:18454

約数の個数: 48

約数和(自身を含む): 57790208

約数和(自身を除く): 37667924

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18427, 36854, 55281, 73708, 110562, 128989, 221124, 239551, 257978, 386967, 479102, 515956, 718653, 773934, 958204, 1437306, 1547868, 1676857, 2874612, 3353714, 5030571, 6707428, 10061142, 20122284]

約数ペア:

[(1, 20122284), (2, 10061142), (3, 6707428), (4, 5030571), (6, 3353714), (7, 2874612), (12, 1676857), (13, 1547868), (14, 1437306), (21, 958204), (26, 773934), (28, 718653), (39, 515956), (42, 479102), (52, 386967), (78, 257978), (84, 239551), (91, 221124), (156, 128989), (182, 110562), (273, 73708), (364, 55281), (546, 36854), (1092, 18427)]