19777968

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{2803}}^1$

素因数の和:2831

約数の個数: 90

約数和(自身を含む): 64410684

約数和(自身を除く): 44632716

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 2803, 3528, 5606, 7056, 8409, 11212, 16818, 19621, 22424, 25227, 33636, 39242, 44848, 50454, 58863, 67272, 78484, 100908, 117726, 134544, 137347, 156968, 176589, 201816, 235452, 274694, 313936, 353178, 403632, 412041, 470904, 549388, 706356, 824082, 941808, 1098776, 1236123, 1412712, 1648164, 2197552, 2472246, 2825424, 3296328, 4944492, 6592656, 9888984, 19777968]

約数ペア:

[(1, 19777968), (2, 9888984), (3, 6592656), (4, 4944492), (6, 3296328), (7, 2825424), (8, 2472246), (9, 2197552), (12, 1648164), (14, 1412712), (16, 1236123), (18, 1098776), (21, 941808), (24, 824082), (28, 706356), (36, 549388), (42, 470904), (48, 412041), (49, 403632), (56, 353178), (63, 313936), (72, 274694), (84, 235452), (98, 201816), (112, 176589), (126, 156968), (144, 137347), (147, 134544), (168, 117726), (196, 100908), (252, 78484), (294, 67272), (336, 58863), (392, 50454), (441, 44848), (504, 39242), (588, 33636), (784, 25227), (882, 22424), (1008, 19621), (1176, 16818), (1764, 11212), (2352, 8409), (2803, 7056), (3528, 5606)]