20158236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{479}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 58705920

約数和(自身を除く): 38547684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 167, 252, 334, 479, 501, 668, 958, 1002, 1169, 1437, 1503, 1916, 2004, 2338, 2874, 3006, 3353, 3507, 4311, 4676, 5748, 6012, 6706, 7014, 8622, 10059, 10521, 13412, 14028, 17244, 20118, 21042, 30177, 40236, 42084, 60354, 79993, 120708, 159986, 239979, 319972, 479958, 559951, 719937, 959916, 1119902, 1439874, 1679853, 2239804, 2879748, 3359706, 5039559, 6719412, 10079118, 20158236]

約数ペア:

[(1, 20158236), (2, 10079118), (3, 6719412), (4, 5039559), (6, 3359706), (7, 2879748), (9, 2239804), (12, 1679853), (14, 1439874), (18, 1119902), (21, 959916), (28, 719937), (36, 559951), (42, 479958), (63, 319972), (84, 239979), (126, 159986), (167, 120708), (252, 79993), (334, 60354), (479, 42084), (501, 40236), (668, 30177), (958, 21042), (1002, 20118), (1169, 17244), (1437, 14028), (1503, 13412), (1916, 10521), (2004, 10059), (2338, 8622), (2874, 7014), (3006, 6706), (3353, 6012), (3507, 5748), (4311, 4676)]