20125994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{821}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 36930816

約数和(自身を除く): 16804822

約数列:

[1, 2, 7, 14, 17, 34, 103, 119, 206, 238, 721, 821, 1442, 1642, 1751, 3502, 5747, 11494, 12257, 13957, 24514, 27914, 84563, 97699, 169126, 195398, 591941, 1183882, 1437571, 2875142, 10062997, 20125994]

約数ペア:

[(1, 20125994), (2, 10062997), (7, 2875142), (14, 1437571), (17, 1183882), (34, 591941), (103, 195398), (119, 169126), (206, 97699), (238, 84563), (721, 27914), (821, 24514), (1442, 13957), (1642, 12257), (1751, 11494), (3502, 5747)]