19319544

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1777}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 52699920

約数和(自身を除く): 33380376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1777, 1812, 2718, 3554, 3624, 5331, 5436, 7108, 10662, 10872, 14216, 15993, 21324, 31986, 42648, 63972, 127944, 268327, 536654, 804981, 1073308, 1609962, 2146616, 2414943, 3219924, 4829886, 6439848, 9659772, 19319544]

約数ペア:

[(1, 19319544), (2, 9659772), (3, 6439848), (4, 4829886), (6, 3219924), (8, 2414943), (9, 2146616), (12, 1609962), (18, 1073308), (24, 804981), (36, 536654), (72, 268327), (151, 127944), (302, 63972), (453, 42648), (604, 31986), (906, 21324), (1208, 15993), (1359, 14216), (1777, 10872), (1812, 10662), (2718, 7108), (3554, 5436), (3624, 5331)]