20379002

素因数分解:

$2^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 36307200

約数和(自身を除く): 15928198

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 343, 427, 487, 686, 854, 974, 2989, 3409, 5978, 6818, 20923, 23863, 29707, 41846, 47726, 59414, 167041, 207949, 334082, 415898, 1455643, 2911286, 10189501, 20379002]

約数ペア:

[(1, 20379002), (2, 10189501), (7, 2911286), (14, 1455643), (49, 415898), (61, 334082), (98, 207949), (122, 167041), (343, 59414), (427, 47726), (487, 41846), (686, 29707), (854, 23863), (974, 20923), (2989, 6818), (3409, 5978)]