20172620139

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{168143}}^1$

素因数の和:168379

約数の個数: 32

約数和(自身を含む): 31960811520

約数和(自身を除く): 11788191381

約数列:

[1, 3, 7, 21, 29, 87, 197, 203, 591, 609, 1379, 4137, 5713, 17139, 39991, 119973, 168143, 504429, 1177001, 3531003, 4876147, 14628441, 33124171, 34133029, 99372513, 102399087, 231869197, 695607591, 960600959, 2881802877, 6724206713, 20172620139]

約数ペア:

[(1, 20172620139), (3, 6724206713), (7, 2881802877), (21, 960600959), (29, 695607591), (87, 231869197), (197, 102399087), (203, 99372513), (591, 34133029), (609, 33124171), (1379, 14628441), (4137, 4876147), (5713, 3531003), (17139, 1177001), (39991, 504429), (119973, 168143)]