20766528

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1212

約数の個数: 84

約数和(自身を含む): 61496448

約数和(自身を除く): 40729920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1116, 1163, 1488, 1984, 2232, 2326, 2976, 3489, 4464, 4652, 5952, 6978, 8928, 9304, 10467, 13956, 17856, 18608, 20934, 27912, 36053, 37216, 41868, 55824, 72106, 74432, 83736, 108159, 111648, 144212, 167472, 216318, 223296, 288424, 324477, 334944, 432636, 576848, 648954, 669888, 865272, 1153696, 1297908, 1730544, 2307392, 2595816, 3461088, 5191632, 6922176, 10383264, 20766528]

約数ペア:

[(1, 20766528), (2, 10383264), (3, 6922176), (4, 5191632), (6, 3461088), (8, 2595816), (9, 2307392), (12, 1730544), (16, 1297908), (18, 1153696), (24, 865272), (31, 669888), (32, 648954), (36, 576848), (48, 432636), (62, 334944), (64, 324477), (72, 288424), (93, 223296), (96, 216318), (124, 167472), (144, 144212), (186, 111648), (192, 108159), (248, 83736), (279, 74432), (288, 72106), (372, 55824), (496, 41868), (558, 37216), (576, 36053), (744, 27912), (992, 20934), (1116, 18608), (1163, 17856), (1488, 13956), (1984, 10467), (2232, 9304), (2326, 8928), (2976, 6978), (3489, 5952), (4464, 4652)]