18837776

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{19301}}^1$

素因数の和:19370

約数の個数: 20

約数和(自身を含む): 37098444

約数和(自身を除く): 18260668

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 19301, 38602, 77204, 154408, 308816, 1177361, 2354722, 4709444, 9418888, 18837776]

約数ペア:

[(1, 18837776), (2, 9418888), (4, 4709444), (8, 2354722), (16, 1177361), (61, 308816), (122, 154408), (244, 77204), (488, 38602), (976, 19301)]