18138204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 52835328

約数和(自身を除く): 34697124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 167, 252, 334, 431, 501, 668, 862, 1002, 1169, 1293, 1503, 1724, 2004, 2338, 2586, 3006, 3017, 3507, 3879, 4676, 5172, 6012, 6034, 7014, 7758, 9051, 10521, 12068, 14028, 15516, 18102, 21042, 27153, 36204, 42084, 54306, 71977, 108612, 143954, 215931, 287908, 431862, 503839, 647793, 863724, 1007678, 1295586, 1511517, 2015356, 2591172, 3023034, 4534551, 6046068, 9069102, 18138204]

約数ペア:

[(1, 18138204), (2, 9069102), (3, 6046068), (4, 4534551), (6, 3023034), (7, 2591172), (9, 2015356), (12, 1511517), (14, 1295586), (18, 1007678), (21, 863724), (28, 647793), (36, 503839), (42, 431862), (63, 287908), (84, 215931), (126, 143954), (167, 108612), (252, 71977), (334, 54306), (431, 42084), (501, 36204), (668, 27153), (862, 21042), (1002, 18102), (1169, 15516), (1293, 14028), (1503, 12068), (1724, 10521), (2004, 9051), (2338, 7758), (2586, 7014), (3006, 6034), (3017, 6012), (3507, 5172), (3879, 4676)]