16788174

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 38320128

約数和(自身を除く): 21531954

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 53, 62, 78, 93, 106, 131, 159, 186, 262, 318, 393, 403, 689, 786, 806, 1209, 1378, 1643, 1703, 2067, 2418, 3286, 3406, 4061, 4134, 4929, 5109, 6943, 8122, 9858, 10218, 12183, 13886, 20829, 21359, 24366, 41658, 42718, 52793, 64077, 90259, 105586, 128154, 158379, 180518, 215233, 270777, 316758, 430466, 541554, 645699, 1291398, 2798029, 5596058, 8394087, 16788174]

約数ペア:

[(1, 16788174), (2, 8394087), (3, 5596058), (6, 2798029), (13, 1291398), (26, 645699), (31, 541554), (39, 430466), (53, 316758), (62, 270777), (78, 215233), (93, 180518), (106, 158379), (131, 128154), (159, 105586), (186, 90259), (262, 64077), (318, 52793), (393, 42718), (403, 41658), (689, 24366), (786, 21359), (806, 20829), (1209, 13886), (1378, 12183), (1643, 10218), (1703, 9858), (2067, 8122), (2418, 6943), (3286, 5109), (3406, 4929), (4061, 4134)]