20409611544

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40495261}}^1$

素因数の和:40495280

約数の個数: 48

約数和(自身を含む): 63172608720

約数和(自身を除く): 42762997176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40495261, 80990522, 121485783, 161981044, 242971566, 283466827, 323962088, 364457349, 485943132, 566933654, 728914698, 850400481, 971886264, 1133867308, 1457829396, 1700800962, 2267734616, 2551201443, 2915658792, 3401601924, 5102402886, 6803203848, 10204805772, 20409611544]

約数ペア:

[(1, 20409611544), (2, 10204805772), (3, 6803203848), (4, 5102402886), (6, 3401601924), (7, 2915658792), (8, 2551201443), (9, 2267734616), (12, 1700800962), (14, 1457829396), (18, 1133867308), (21, 971886264), (24, 850400481), (28, 728914698), (36, 566933654), (42, 485943132), (56, 364457349), (63, 323962088), (72, 283466827), (84, 242971566), (126, 161981044), (168, 121485783), (252, 80990522), (504, 40495261)]