20345808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3187}}^1$

素因数の和:3224

約数の個数: 80

約数和(自身を含む): 63249920

約数和(自身を除く): 42904112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3187, 3192, 6374, 6384, 9561, 12748, 19122, 22309, 25496, 38244, 44618, 50992, 60553, 66927, 76488, 89236, 121106, 133854, 152976, 178472, 181659, 242212, 267708, 356944, 363318, 423871, 484424, 535416, 726636, 847742, 968848, 1070832, 1271613, 1453272, 1695484, 2543226, 2906544, 3390968, 5086452, 6781936, 10172904, 20345808]

約数ペア:

[(1, 20345808), (2, 10172904), (3, 6781936), (4, 5086452), (6, 3390968), (7, 2906544), (8, 2543226), (12, 1695484), (14, 1453272), (16, 1271613), (19, 1070832), (21, 968848), (24, 847742), (28, 726636), (38, 535416), (42, 484424), (48, 423871), (56, 363318), (57, 356944), (76, 267708), (84, 242212), (112, 181659), (114, 178472), (133, 152976), (152, 133854), (168, 121106), (228, 89236), (266, 76488), (304, 66927), (336, 60553), (399, 50992), (456, 44618), (532, 38244), (798, 25496), (912, 22309), (1064, 19122), (1596, 12748), (2128, 9561), (3187, 6384), (3192, 6374)]