20120448618

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{105983}}^1$

素因数の和:106243

約数の個数: 48

約数和(自身を含む): 44640460800

約数和(自身を除く): 24520012182

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 199, 318, 398, 477, 597, 954, 1194, 1791, 3582, 10547, 21094, 31641, 63282, 94923, 105983, 189846, 211966, 317949, 635898, 953847, 1907694, 5617099, 11234198, 16851297, 21090617, 33702594, 42181234, 50553891, 63271851, 101107782, 126543702, 189815553, 379631106, 1117802701, 2235605402, 3353408103, 6706816206, 10060224309, 20120448618]

約数ペア:

[(1, 20120448618), (2, 10060224309), (3, 6706816206), (6, 3353408103), (9, 2235605402), (18, 1117802701), (53, 379631106), (106, 189815553), (159, 126543702), (199, 101107782), (318, 63271851), (398, 50553891), (477, 42181234), (597, 33702594), (954, 21090617), (1194, 16851297), (1791, 11234198), (3582, 5617099), (10547, 1907694), (21094, 953847), (31641, 635898), (63282, 317949), (94923, 211966), (105983, 189846)]