15679864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2399}}^1$

素因数の和:2467

約数の個数: 32

約数和(自身を含む): 31680000

約数和(自身を除く): 16000136

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 2399, 3268, 4798, 6536, 9596, 19192, 45581, 91162, 103157, 182324, 206314, 364648, 412628, 825256, 1959983, 3919966, 7839932, 15679864]

約数ペア:

[(1, 15679864), (2, 7839932), (4, 3919966), (8, 1959983), (19, 825256), (38, 412628), (43, 364648), (76, 206314), (86, 182324), (152, 103157), (172, 91162), (344, 45581), (817, 19192), (1634, 9596), (2399, 6536), (3268, 4798)]