8889408128

素因数分解:

$2^7\times {\mathrm{643}}^1\times {\mathrm{108007}}^1$

素因数の和:108664

約数の個数: 32

約数和(自身を含む): 17737073760

約数和(自身を除く): 8847665632

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 643, 1286, 2572, 5144, 10288, 20576, 41152, 82304, 108007, 216014, 432028, 864056, 1728112, 3456224, 6912448, 13824896, 69448501, 138897002, 277794004, 555588008, 1111176016, 2222352032, 4444704064, 8889408128]

約数ペア:

[(1, 8889408128), (2, 4444704064), (4, 2222352032), (8, 1111176016), (16, 555588008), (32, 277794004), (64, 138897002), (128, 69448501), (643, 13824896), (1286, 6912448), (2572, 3456224), (5144, 1728112), (10288, 864056), (20576, 432028), (41152, 216014), (82304, 108007)]