18742878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13523}}^1$

素因数の和:13549

約数の個数: 48

約数和(自身を含む): 50633856

約数和(自身を除く): 31890978

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 13523, 27046, 40569, 81138, 94661, 121707, 148753, 189322, 243414, 283983, 297506, 446259, 567966, 851949, 892518, 1041271, 1338777, 1703898, 2082542, 2677554, 3123813, 6247626, 9371439, 18742878]

約数ペア:

[(1, 18742878), (2, 9371439), (3, 6247626), (6, 3123813), (7, 2677554), (9, 2082542), (11, 1703898), (14, 1338777), (18, 1041271), (21, 892518), (22, 851949), (33, 567966), (42, 446259), (63, 297506), (66, 283983), (77, 243414), (99, 189322), (126, 148753), (154, 121707), (198, 94661), (231, 81138), (462, 40569), (693, 27046), (1386, 13523)]