20883965672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4432081}}^1$

素因数の和:4432137

約数の個数: 32

約数和(自身を含む): 42547987200

約数和(自身を除く): 21664021528

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4712, 4432081, 8864162, 17728324, 35456648, 84209539, 137394511, 168419078, 274789022, 336838156, 549578044, 673676312, 1099156088, 2610495709, 5220991418, 10441982836, 20883965672]

約数ペア:

[(1, 20883965672), (2, 10441982836), (4, 5220991418), (8, 2610495709), (19, 1099156088), (31, 673676312), (38, 549578044), (62, 336838156), (76, 274789022), (124, 168419078), (152, 137394511), (248, 84209539), (589, 35456648), (1178, 17728324), (2356, 8864162), (4712, 4432081)]