218996752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{887}}^1\times {\mathrm{1187}}^1$

素因数の和:2095

約数の個数: 40

約数和(自身を含む): 457845696

約数和(自身を除く): 238848944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 887, 1187, 1774, 2374, 3548, 4748, 7096, 9496, 11531, 14192, 15431, 18992, 23062, 30862, 46124, 61724, 92248, 123448, 184496, 246896, 1052869, 2105738, 4211476, 8422952, 13687297, 16845904, 27374594, 54749188, 109498376, 218996752]

約数ペア:

[(1, 218996752), (2, 109498376), (4, 54749188), (8, 27374594), (13, 16845904), (16, 13687297), (26, 8422952), (52, 4211476), (104, 2105738), (208, 1052869), (887, 246896), (1187, 184496), (1774, 123448), (2374, 92248), (3548, 61724), (4748, 46124), (7096, 30862), (9496, 23062), (11531, 18992), (14192, 15431)]