138840752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2909}}^1$

素因数の和:3093

約数の個数: 40

約数和(自身を含む): 285063600

約数和(自身を除く): 146222848

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 628, 1256, 2512, 2909, 2983, 5818, 5966, 11636, 11932, 23272, 23864, 46544, 47728, 55271, 110542, 221084, 442168, 456713, 884336, 913426, 1826852, 3653704, 7307408, 8677547, 17355094, 34710188, 69420376, 138840752]

約数ペア:

[(1, 138840752), (2, 69420376), (4, 34710188), (8, 17355094), (16, 8677547), (19, 7307408), (38, 3653704), (76, 1826852), (152, 913426), (157, 884336), (304, 456713), (314, 442168), (628, 221084), (1256, 110542), (2512, 55271), (2909, 47728), (2983, 46544), (5818, 23864), (5966, 23272), (11636, 11932)]