20197172018

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1\times {\mathrm{10883}}^1$

素因数の和:11762

約数の個数: 32

約数和(自身を含む): 32160913920

約数和(自身を除く): 11963741902

約数列:

[1, 2, 31, 37, 62, 74, 809, 1147, 1618, 2294, 10883, 21766, 25079, 29933, 50158, 59866, 337373, 402671, 674746, 805342, 927923, 1855846, 8804347, 12482801, 17608694, 24965602, 272934757, 325760839, 545869514, 651521678, 10098586009, 20197172018]

約数ペア:

[(1, 20197172018), (2, 10098586009), (31, 651521678), (37, 545869514), (62, 325760839), (74, 272934757), (809, 24965602), (1147, 17608694), (1618, 12482801), (2294, 8804347), (10883, 1855846), (21766, 927923), (25079, 805342), (29933, 674746), (50158, 402671), (59866, 337373)]