2018794245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{641}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 3603253248

約数和(自身を除く): 1584459003

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 521, 641, 1209, 1563, 1923, 2015, 2605, 3205, 6045, 6773, 7815, 8333, 9615, 16151, 19871, 20319, 24999, 33865, 41665, 48453, 59613, 80755, 99355, 101595, 124995, 209963, 242265, 258323, 298065, 333961, 629889, 774969, 1001883, 1049815, 1291615, 1669805, 3149445, 3874845, 4341493, 5009415, 10352791, 13024479, 21707465, 31058373, 51763955, 65122395, 134586283, 155291865, 403758849, 672931415, 2018794245]

約数ペア:

[(1, 2018794245), (3, 672931415), (5, 403758849), (13, 155291865), (15, 134586283), (31, 65122395), (39, 51763955), (65, 31058373), (93, 21707465), (155, 13024479), (195, 10352791), (403, 5009415), (465, 4341493), (521, 3874845), (641, 3149445), (1209, 1669805), (1563, 1291615), (1923, 1049815), (2015, 1001883), (2605, 774969), (3205, 629889), (6045, 333961), (6773, 298065), (7815, 258323), (8333, 242265), (9615, 209963), (16151, 124995), (19871, 101595), (20319, 99355), (24999, 80755), (33865, 59613), (41665, 48453)]