19838742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1867}}^1$

素因数の和:1913

約数の個数: 64

約数和(自身を含む): 51646464

約数和(自身を除く): 31807722

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 138, 154, 161, 231, 253, 322, 462, 483, 506, 759, 966, 1518, 1771, 1867, 3542, 3734, 5313, 5601, 10626, 11202, 13069, 20537, 26138, 39207, 41074, 42941, 61611, 78414, 85882, 123222, 128823, 143759, 257646, 287518, 300587, 431277, 472351, 601174, 862554, 901761, 944702, 1417053, 1803522, 2834106, 3306457, 6612914, 9919371, 19838742]

約数ペア:

[(1, 19838742), (2, 9919371), (3, 6612914), (6, 3306457), (7, 2834106), (11, 1803522), (14, 1417053), (21, 944702), (22, 901761), (23, 862554), (33, 601174), (42, 472351), (46, 431277), (66, 300587), (69, 287518), (77, 257646), (138, 143759), (154, 128823), (161, 123222), (231, 85882), (253, 78414), (322, 61611), (462, 42941), (483, 41074), (506, 39207), (759, 26138), (966, 20537), (1518, 13069), (1771, 11202), (1867, 10626), (3542, 5601), (3734, 5313)]