20920224

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16763}}^1$

素因数の和:16789

約数の個数: 48

約数和(自身を含む): 59143392

約数和(自身を除く): 38223168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16763, 33526, 50289, 67052, 100578, 134104, 201156, 217919, 268208, 402312, 435838, 536416, 653757, 804624, 871676, 1307514, 1609248, 1743352, 2615028, 3486704, 5230056, 6973408, 10460112, 20920224]

約数ペア:

[(1, 20920224), (2, 10460112), (3, 6973408), (4, 5230056), (6, 3486704), (8, 2615028), (12, 1743352), (13, 1609248), (16, 1307514), (24, 871676), (26, 804624), (32, 653757), (39, 536416), (48, 435838), (52, 402312), (78, 268208), (96, 217919), (104, 201156), (156, 134104), (208, 100578), (312, 67052), (416, 50289), (624, 33526), (1248, 16763)]