19280392

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{39509}}^1$

素因数の和:39576

約数の個数: 16

約数和(自身を含む): 36744300

約数和(自身を除く): 17463908

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 39509, 79018, 158036, 316072, 2410049, 4820098, 9640196, 19280392]

約数ペア:

[(1, 19280392), (2, 9640196), (4, 4820098), (8, 2410049), (61, 316072), (122, 158036), (244, 79018), (488, 39509)]