15987626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 26429760

約数和(自身を除く): 10442134

約数列:

[1, 2, 19, 37, 38, 74, 83, 137, 166, 274, 703, 1406, 1577, 2603, 3071, 3154, 5069, 5206, 6142, 10138, 11371, 22742, 58349, 96311, 116698, 192622, 216049, 420727, 432098, 841454, 7993813, 15987626]

約数ペア:

[(1, 15987626), (2, 7993813), (19, 841454), (37, 432098), (38, 420727), (74, 216049), (83, 192622), (137, 116698), (166, 96311), (274, 58349), (703, 22742), (1406, 11371), (1577, 10138), (2603, 6142), (3071, 5206), (3154, 5069)]