20177612937

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1\times {\mathrm{1583}}^1$

素因数の和:2194

約数の個数: 48

約数和(自身を含む): 30719969280

約数和(自身を除く): 10542356343

約数列:

[1, 3, 9, 23, 69, 139, 207, 417, 443, 1251, 1329, 1583, 3197, 3987, 4749, 9591, 10189, 14247, 28773, 30567, 36409, 61577, 91701, 109227, 184731, 220037, 327681, 554193, 660111, 701269, 1416271, 1980333, 2103807, 4248813, 5060851, 6311421, 12746439, 15182553, 16129187, 45547659, 48387561, 97476391, 145162683, 292429173, 877287519, 2241956993, 6725870979, 20177612937]

約数ペア:

[(1, 20177612937), (3, 6725870979), (9, 2241956993), (23, 877287519), (69, 292429173), (139, 145162683), (207, 97476391), (417, 48387561), (443, 45547659), (1251, 16129187), (1329, 15182553), (1583, 12746439), (3197, 6311421), (3987, 5060851), (4749, 4248813), (9591, 2103807), (10189, 1980333), (14247, 1416271), (28773, 701269), (30567, 660111), (36409, 554193), (61577, 327681), (91701, 220037), (109227, 184731)]