20372688

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{6737}}^1$

素因数の和:6761

約数の個数: 80

約数和(自身を含む): 66840960

約数和(自身を除く): 46468272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 6737, 13474, 20211, 26948, 40422, 47159, 53896, 60633, 80844, 94318, 107792, 121266, 141477, 161688, 181899, 188636, 242532, 282954, 323376, 363798, 377272, 424431, 485064, 565908, 727596, 754544, 848862, 970128, 1131816, 1273293, 1455192, 1697724, 2263632, 2546586, 2910384, 3395448, 5093172, 6790896, 10186344, 20372688]

約数ペア:

[(1, 20372688), (2, 10186344), (3, 6790896), (4, 5093172), (6, 3395448), (7, 2910384), (8, 2546586), (9, 2263632), (12, 1697724), (14, 1455192), (16, 1273293), (18, 1131816), (21, 970128), (24, 848862), (27, 754544), (28, 727596), (36, 565908), (42, 485064), (48, 424431), (54, 377272), (56, 363798), (63, 323376), (72, 282954), (84, 242532), (108, 188636), (112, 181899), (126, 161688), (144, 141477), (168, 121266), (189, 107792), (216, 94318), (252, 80844), (336, 60633), (378, 53896), (432, 47159), (504, 40422), (756, 26948), (1008, 20211), (1512, 13474), (3024, 6737)]