20609568

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10223}}^1$

素因数の和:10246

約数の個数: 72

約数和(自身を含む): 66987648

約数和(自身を除く): 46378080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10223, 20446, 30669, 40892, 61338, 71561, 81784, 92007, 122676, 143122, 163568, 184014, 214683, 245352, 286244, 327136, 368028, 429366, 490704, 572488, 644049, 736056, 858732, 981408, 1144976, 1288098, 1472112, 1717464, 2289952, 2576196, 2944224, 3434928, 5152392, 6869856, 10304784, 20609568]

約数ペア:

[(1, 20609568), (2, 10304784), (3, 6869856), (4, 5152392), (6, 3434928), (7, 2944224), (8, 2576196), (9, 2289952), (12, 1717464), (14, 1472112), (16, 1288098), (18, 1144976), (21, 981408), (24, 858732), (28, 736056), (32, 644049), (36, 572488), (42, 490704), (48, 429366), (56, 368028), (63, 327136), (72, 286244), (84, 245352), (96, 214683), (112, 184014), (126, 163568), (144, 143122), (168, 122676), (224, 92007), (252, 81784), (288, 71561), (336, 61338), (504, 40892), (672, 30669), (1008, 20446), (2016, 10223)]