13456712

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 26745600

約数和(自身を除く): 13288888

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 223, 397, 446, 794, 892, 1588, 1784, 3176, 4237, 7543, 8474, 15086, 16948, 30172, 33896, 60344, 88531, 177062, 354124, 708248, 1682089, 3364178, 6728356, 13456712]

約数ペア:

[(1, 13456712), (2, 6728356), (4, 3364178), (8, 1682089), (19, 708248), (38, 354124), (76, 177062), (152, 88531), (223, 60344), (397, 33896), (446, 30172), (794, 16948), (892, 15086), (1588, 8474), (1784, 7543), (3176, 4237)]