20192687985

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{763573}}^1$

素因数の和:763665

約数の個数: 32

約数和(自身を含む): 33866034048

約数和(自身を除く): 13673346063

約数列:

[1, 3, 5, 15, 41, 43, 123, 129, 205, 215, 615, 645, 1763, 5289, 8815, 26445, 763573, 2290719, 3817865, 11453595, 31306493, 32833639, 93919479, 98500917, 156532465, 164168195, 469597395, 492504585, 1346179199, 4038537597, 6730895995, 20192687985]

約数ペア:

[(1, 20192687985), (3, 6730895995), (5, 4038537597), (15, 1346179199), (41, 492504585), (43, 469597395), (123, 164168195), (129, 156532465), (205, 98500917), (215, 93919479), (615, 32833639), (645, 31306493), (1763, 11453595), (5289, 3817865), (8815, 2290719), (26445, 763573)]