20732040231

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{430921}}^1$

素因数の和:431039

約数の個数: 32

約数和(自身を含む): 33094809600

約数和(自身を除く): 12362769369

約数列:

[1, 3, 7, 21, 29, 79, 87, 203, 237, 553, 609, 1659, 2291, 6873, 16037, 48111, 430921, 1292763, 3016447, 9049341, 12496709, 34042759, 37490127, 87476963, 102128277, 238299313, 262430889, 714897939, 987240011, 2961720033, 6910680077, 20732040231]

約数ペア:

[(1, 20732040231), (3, 6910680077), (7, 2961720033), (21, 987240011), (29, 714897939), (79, 262430889), (87, 238299313), (203, 102128277), (237, 87476963), (553, 37490127), (609, 34042759), (1659, 12496709), (2291, 9049341), (6873, 3016447), (16037, 1292763), (48111, 430921)]