209906476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 411725440

約数和(自身を除く): 201818964

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 79, 148, 158, 316, 481, 962, 1027, 1381, 1924, 2054, 2762, 2923, 4108, 5524, 5846, 11692, 17953, 35906, 37999, 51097, 71812, 75998, 102194, 109099, 151996, 204388, 218198, 436396, 664261, 1328522, 1418287, 2657044, 2836574, 4036663, 5673148, 8073326, 16146652, 52476619, 104953238, 209906476]

約数ペア:

[(1, 209906476), (2, 104953238), (4, 52476619), (13, 16146652), (26, 8073326), (37, 5673148), (52, 4036663), (74, 2836574), (79, 2657044), (148, 1418287), (158, 1328522), (316, 664261), (481, 436396), (962, 218198), (1027, 204388), (1381, 151996), (1924, 109099), (2054, 102194), (2762, 75998), (2923, 71812), (4108, 51097), (5524, 37999), (5846, 35906), (11692, 17953)]