20346486309

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{617}}^1\times {\mathrm{919}}^1$

素因数の和:1991

約数の個数: 40

約数和(自身を含む): 30545317440

約数和(自身を除く): 10198831131

約数列:

[1, 3, 9, 27, 81, 443, 617, 919, 1329, 1851, 2757, 3987, 5553, 8271, 11961, 16659, 24813, 35883, 49977, 74439, 273331, 407117, 567023, 819993, 1221351, 1701069, 2459979, 3664053, 5103207, 7379937, 10992159, 15309621, 22139811, 32976477, 45928863, 251191189, 753573567, 2260720701, 6782162103, 20346486309]

約数ペア:

[(1, 20346486309), (3, 6782162103), (9, 2260720701), (27, 753573567), (81, 251191189), (443, 45928863), (617, 32976477), (919, 22139811), (1329, 15309621), (1851, 10992159), (2757, 7379937), (3987, 5103207), (5553, 3664053), (8271, 2459979), (11961, 1701069), (16659, 1221351), (24813, 819993), (35883, 567023), (49977, 407117), (74439, 273331)]