20700966

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1101

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 30102234

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 598, 759, 858, 897, 1049, 1518, 1794, 2098, 3147, 3289, 6294, 6578, 9867, 11539, 13637, 19734, 23078, 24127, 27274, 34617, 40911, 48254, 69234, 72381, 81822, 144762, 150007, 265397, 300014, 313651, 450021, 530794, 627302, 796191, 900042, 940953, 1592382, 1881906, 3450161, 6900322, 10350483, 20700966]

約数ペア:

[(1, 20700966), (2, 10350483), (3, 6900322), (6, 3450161), (11, 1881906), (13, 1592382), (22, 940953), (23, 900042), (26, 796191), (33, 627302), (39, 530794), (46, 450021), (66, 313651), (69, 300014), (78, 265397), (138, 150007), (143, 144762), (253, 81822), (286, 72381), (299, 69234), (429, 48254), (506, 40911), (598, 34617), (759, 27274), (858, 24127), (897, 23078), (1049, 19734), (1518, 13637), (1794, 11539), (2098, 9867), (3147, 6578), (3289, 6294)]