19217374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 33156864

約数和(自身を除く): 13939490

約数列:

[1, 2, 11, 22, 23, 46, 163, 233, 253, 326, 466, 506, 1793, 2563, 3586, 3749, 5126, 5359, 7498, 10718, 37979, 41239, 58949, 75958, 82478, 117898, 417769, 835538, 873517, 1747034, 9608687, 19217374]

約数ペア:

[(1, 19217374), (2, 9608687), (11, 1747034), (22, 873517), (23, 835538), (46, 417769), (163, 117898), (233, 82478), (253, 75958), (326, 58949), (466, 41239), (506, 37979), (1793, 10718), (2563, 7498), (3586, 5359), (3749, 5126)]