20145146144

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{1031}}^1\times {\mathrm{19697}}^1$

素因数の和:20769

約数の個数: 48

約数和(自身を含む): 40981925376

約数和(自身を除く): 20836779232

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 1031, 2062, 4124, 8248, 16496, 19697, 31961, 32992, 39394, 63922, 78788, 127844, 157576, 255688, 315152, 511376, 610607, 630304, 1022752, 1221214, 2442428, 4884856, 9769712, 19539424, 20307607, 40615214, 81230428, 162460856, 324921712, 629535817, 649843424, 1259071634, 2518143268, 5036286536, 10072573072, 20145146144]

約数ペア:

[(1, 20145146144), (2, 10072573072), (4, 5036286536), (8, 2518143268), (16, 1259071634), (31, 649843424), (32, 629535817), (62, 324921712), (124, 162460856), (248, 81230428), (496, 40615214), (992, 20307607), (1031, 19539424), (2062, 9769712), (4124, 4884856), (8248, 2442428), (16496, 1221214), (19697, 1022752), (31961, 630304), (32992, 610607), (39394, 511376), (63922, 315152), (78788, 255688), (127844, 157576)]