18421256

素因数分解:

$2^3\times 7^2\times {\mathrm{46993}}^1$

素因数の和:47013

約数の個数: 24

約数和(自身を含む): 40179870

約数和(自身を除く): 21758614

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 46993, 93986, 187972, 328951, 375944, 657902, 1315804, 2302657, 2631608, 4605314, 9210628, 18421256]

約数ペア:

[(1, 18421256), (2, 9210628), (4, 4605314), (7, 2631608), (8, 2302657), (14, 1315804), (28, 657902), (49, 375944), (56, 328951), (98, 187972), (196, 93986), (392, 46993)]