20153845986

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{2383}}^1\times {\mathrm{19309}}^1$

素因数の和:21770

約数の個数: 32

約数和(自身を含む): 40879115520

約数和(自身を除く): 20725269534

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 2383, 4766, 7149, 14298, 19309, 38618, 57927, 115854, 173959, 347918, 521877, 1043754, 1409557, 2819114, 4228671, 8457342, 46013347, 92026694, 138040041, 276080082, 3358974331, 6717948662, 10076922993, 20153845986]

約数ペア:

[(1, 20153845986), (2, 10076922993), (3, 6717948662), (6, 3358974331), (73, 276080082), (146, 138040041), (219, 92026694), (438, 46013347), (2383, 8457342), (4766, 4228671), (7149, 2819114), (14298, 1409557), (19309, 1043754), (38618, 521877), (57927, 347918), (115854, 173959)]