19818744

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1831}}^1$

素因数の和:1892

約数の個数: 64

約数和(自身を含む): 55399680

約数和(自身を除く): 35580936

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 41, 44, 66, 82, 88, 123, 132, 164, 246, 264, 328, 451, 492, 902, 984, 1353, 1804, 1831, 2706, 3608, 3662, 5412, 5493, 7324, 10824, 10986, 14648, 20141, 21972, 40282, 43944, 60423, 75071, 80564, 120846, 150142, 161128, 225213, 241692, 300284, 450426, 483384, 600568, 825781, 900852, 1651562, 1801704, 2477343, 3303124, 4954686, 6606248, 9909372, 19818744]

約数ペア:

[(1, 19818744), (2, 9909372), (3, 6606248), (4, 4954686), (6, 3303124), (8, 2477343), (11, 1801704), (12, 1651562), (22, 900852), (24, 825781), (33, 600568), (41, 483384), (44, 450426), (66, 300284), (82, 241692), (88, 225213), (123, 161128), (132, 150142), (164, 120846), (246, 80564), (264, 75071), (328, 60423), (451, 43944), (492, 40282), (902, 21972), (984, 20141), (1353, 14648), (1804, 10986), (1831, 10824), (2706, 7324), (3608, 5493), (3662, 5412)]