20489832

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 62112960

約数和(自身を除く): 41623128

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 41, 44, 66, 72, 82, 88, 99, 123, 132, 164, 198, 246, 264, 328, 369, 396, 451, 492, 631, 738, 792, 902, 984, 1262, 1353, 1476, 1804, 1893, 2524, 2706, 2952, 3608, 3786, 4059, 5048, 5412, 5679, 6941, 7572, 8118, 10824, 11358, 13882, 15144, 16236, 20823, 22716, 25871, 27764, 32472, 41646, 45432, 51742, 55528, 62469, 77613, 83292, 103484, 124938, 155226, 166584, 206968, 232839, 249876, 284581, 310452, 465678, 499752, 569162, 620904, 853743, 931356, 1138324, 1707486, 1862712, 2276648, 2561229, 3414972, 5122458, 6829944, 10244916, 20489832]

約数ペア:

[(1, 20489832), (2, 10244916), (3, 6829944), (4, 5122458), (6, 3414972), (8, 2561229), (9, 2276648), (11, 1862712), (12, 1707486), (18, 1138324), (22, 931356), (24, 853743), (33, 620904), (36, 569162), (41, 499752), (44, 465678), (66, 310452), (72, 284581), (82, 249876), (88, 232839), (99, 206968), (123, 166584), (132, 155226), (164, 124938), (198, 103484), (246, 83292), (264, 77613), (328, 62469), (369, 55528), (396, 51742), (451, 45432), (492, 41646), (631, 32472), (738, 27764), (792, 25871), (902, 22716), (984, 20823), (1262, 16236), (1353, 15144), (1476, 13882), (1804, 11358), (1893, 10824), (2524, 8118), (2706, 7572), (2952, 6941), (3608, 5679), (3786, 5412), (4059, 5048)]