2221965712

素因数分解:

$2^4\times {\mathrm{653}}^1\times {\mathrm{212669}}^1$

素因数の和:213330

約数の個数: 20

約数和(自身を含む): 4311671580

約数和(自身を除く): 2089705868

約数列:

[1, 2, 4, 8, 16, 653, 1306, 2612, 5224, 10448, 212669, 425338, 850676, 1701352, 3402704, 138872857, 277745714, 555491428, 1110982856, 2221965712]

約数ペア:

[(1, 2221965712), (2, 1110982856), (4, 555491428), (8, 277745714), (16, 138872857), (653, 3402704), (1306, 1701352), (2612, 850676), (5224, 425338), (10448, 212669)]