20186866728

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5721901}}^1$

素因数の和:5721927

約数の個数: 72

約数和(自身を含む): 63598940730

約数和(自身を除く): 43412074002

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5721901, 11443802, 17165703, 22887604, 34331406, 40053307, 45775208, 51497109, 68662812, 80106614, 102994218, 120159921, 137325624, 160213228, 205988436, 240319842, 280373149, 320426456, 360479763, 411976872, 480639684, 560746298, 720959526, 841119447, 961279368, 1121492596, 1441919052, 1682238894, 2242985192, 2523358341, 2883838104, 3364477788, 5046716682, 6728955576, 10093433364, 20186866728]

約数ペア:

[(1, 20186866728), (2, 10093433364), (3, 6728955576), (4, 5046716682), (6, 3364477788), (7, 2883838104), (8, 2523358341), (9, 2242985192), (12, 1682238894), (14, 1441919052), (18, 1121492596), (21, 961279368), (24, 841119447), (28, 720959526), (36, 560746298), (42, 480639684), (49, 411976872), (56, 360479763), (63, 320426456), (72, 280373149), (84, 240319842), (98, 205988436), (126, 160213228), (147, 137325624), (168, 120159921), (196, 102994218), (252, 80106614), (294, 68662812), (392, 51497109), (441, 45775208), (504, 40053307), (588, 34331406), (882, 22887604), (1176, 17165703), (1764, 11443802), (3528, 5721901)]