19566116

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 37966320

約数和(自身を除く): 18400204

約数列:

[1, 2, 4, 17, 34, 53, 61, 68, 89, 106, 122, 178, 212, 244, 356, 901, 1037, 1513, 1802, 2074, 3026, 3233, 3604, 4148, 4717, 5429, 6052, 6466, 9434, 10858, 12932, 18868, 21716, 54961, 80189, 92293, 109922, 160378, 184586, 219844, 287737, 320756, 369172, 575474, 1150948, 4891529, 9783058, 19566116]

約数ペア:

[(1, 19566116), (2, 9783058), (4, 4891529), (17, 1150948), (34, 575474), (53, 369172), (61, 320756), (68, 287737), (89, 219844), (106, 184586), (122, 160378), (178, 109922), (212, 92293), (244, 80189), (356, 54961), (901, 21716), (1037, 18868), (1513, 12932), (1802, 10858), (2074, 9434), (3026, 6466), (3233, 6052), (3604, 5429), (4148, 4717)]