1921928

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 3812160

約数和(自身を除く): 1890232

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 151, 172, 296, 302, 344, 604, 1208, 1591, 3182, 5587, 6364, 6493, 11174, 12728, 12986, 22348, 25972, 44696, 51944, 240241, 480482, 960964, 1921928]

約数ペア:

[(1, 1921928), (2, 960964), (4, 480482), (8, 240241), (37, 51944), (43, 44696), (74, 25972), (86, 22348), (148, 12986), (151, 12728), (172, 11174), (296, 6493), (302, 6364), (344, 5587), (604, 3182), (1208, 1591)]