18954704

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{62351}}^1$

素因数の和:62378

約数の個数: 20

約数和(自身を含む): 38658240

約数和(自身を除く): 19703536

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 62351, 124702, 249404, 498808, 997616, 1184669, 2369338, 4738676, 9477352, 18954704]

約数ペア:

[(1, 18954704), (2, 9477352), (4, 4738676), (8, 2369338), (16, 1184669), (19, 997616), (38, 498808), (76, 249404), (152, 124702), (304, 62351)]