19921036

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{971}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 36578304

約数和(自身を除く): 16657268

約数列:

[1, 2, 4, 23, 46, 92, 223, 446, 892, 971, 1942, 3884, 5129, 10258, 20516, 22333, 44666, 89332, 216533, 433066, 866132, 4980259, 9960518, 19921036]

約数ペア:

[(1, 19921036), (2, 9960518), (4, 4980259), (23, 866132), (46, 433066), (92, 216533), (223, 89332), (446, 44666), (892, 22333), (971, 20516), (1942, 10258), (3884, 5129)]