38407772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 75287520

約数和(自身を除く): 36879748

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 89, 172, 178, 193, 356, 386, 559, 772, 1118, 1157, 2236, 2314, 2509, 3827, 4628, 5018, 7654, 8299, 10036, 15308, 16598, 17177, 33196, 34354, 49751, 68708, 99502, 107887, 199004, 215774, 223301, 431548, 446602, 738611, 893204, 1477222, 2954444, 9601943, 19203886, 38407772]

約数ペア:

[(1, 38407772), (2, 19203886), (4, 9601943), (13, 2954444), (26, 1477222), (43, 893204), (52, 738611), (86, 446602), (89, 431548), (172, 223301), (178, 215774), (193, 199004), (356, 107887), (386, 99502), (559, 68708), (772, 49751), (1118, 34354), (1157, 33196), (2236, 17177), (2314, 16598), (2509, 15308), (3827, 10036), (4628, 8299), (5018, 7654)]