215387984

素因数分解:

$2^4\times 7^1\times {\mathrm{1923107}}^1$

素因数の和:1923122

約数の個数: 20

約数和(自身を含む): 476930784

約数和(自身を除く): 261542800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1923107, 3846214, 7692428, 13461749, 15384856, 26923498, 30769712, 53846996, 107693992, 215387984]

約数ペア:

[(1, 215387984), (2, 107693992), (4, 53846996), (7, 30769712), (8, 26923498), (14, 15384856), (16, 13461749), (28, 7692428), (56, 3846214), (112, 1923107)]