19379295

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 36577632

約数和(自身を除く): 17198337

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 157, 195, 211, 471, 585, 633, 785, 1055, 1413, 1899, 2041, 2355, 2743, 3165, 6123, 7065, 8229, 9495, 10205, 13715, 18369, 24687, 30615, 33127, 41145, 91845, 99381, 123435, 165635, 298143, 430651, 496905, 1291953, 1490715, 2153255, 3875859, 6459765, 19379295]

約数ペア:

[(1, 19379295), (3, 6459765), (5, 3875859), (9, 2153255), (13, 1490715), (15, 1291953), (39, 496905), (45, 430651), (65, 298143), (117, 165635), (157, 123435), (195, 99381), (211, 91845), (471, 41145), (585, 33127), (633, 30615), (785, 24687), (1055, 18369), (1413, 13715), (1899, 10205), (2041, 9495), (2355, 8229), (2743, 7065), (3165, 6123)]