202640902

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 324782784

約数和(自身を除く): 122141882

約数列:

[1, 2, 23, 46, 61, 122, 257, 281, 514, 562, 1403, 2806, 5911, 6463, 11822, 12926, 15677, 17141, 31354, 34282, 72217, 144434, 360571, 394243, 721142, 788486, 1660991, 3321982, 4405237, 8810474, 101320451, 202640902]

約数ペア:

[(1, 202640902), (2, 101320451), (23, 8810474), (46, 4405237), (61, 3321982), (122, 1660991), (257, 788486), (281, 721142), (514, 394243), (562, 360571), (1403, 144434), (2806, 72217), (5911, 34282), (6463, 31354), (11822, 17141), (12926, 15677)]