209227748

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{4271}}^1$

素因数の和:4643

約数の個数: 24

約数和(自身を含む): 377268864

約数和(自身を除く): 168041116

約数列:

[1, 2, 4, 37, 74, 148, 331, 662, 1324, 4271, 8542, 12247, 17084, 24494, 48988, 158027, 316054, 632108, 1413701, 2827402, 5654804, 52306937, 104613874, 209227748]

約数ペア:

[(1, 209227748), (2, 104613874), (4, 52306937), (37, 5654804), (74, 2827402), (148, 1413701), (331, 632108), (662, 316054), (1324, 158027), (4271, 48988), (8542, 24494), (12247, 17084)]