19237744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 39894768

約数和(自身を除く): 20657024

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 107, 136, 214, 272, 428, 661, 856, 1322, 1712, 1819, 2644, 3638, 5288, 7276, 10576, 11237, 14552, 22474, 29104, 44948, 70727, 89896, 141454, 179792, 282908, 565816, 1131632, 1202359, 2404718, 4809436, 9618872, 19237744]

約数ペア:

[(1, 19237744), (2, 9618872), (4, 4809436), (8, 2404718), (16, 1202359), (17, 1131632), (34, 565816), (68, 282908), (107, 179792), (136, 141454), (214, 89896), (272, 70727), (428, 44948), (661, 29104), (856, 22474), (1322, 14552), (1712, 11237), (1819, 10576), (2644, 7276), (3638, 5288)]