18897704

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17761}}^1$

素因数の和:17793

約数の個数: 32

約数和(自身を含む): 42628800

約数和(自身を除く): 23731096

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 17761, 35522, 71044, 124327, 142088, 248654, 337459, 497308, 674918, 994616, 1349836, 2362213, 2699672, 4724426, 9448852, 18897704]

約数ペア:

[(1, 18897704), (2, 9448852), (4, 4724426), (7, 2699672), (8, 2362213), (14, 1349836), (19, 994616), (28, 674918), (38, 497308), (56, 337459), (76, 248654), (133, 142088), (152, 124327), (266, 71044), (532, 35522), (1064, 17761)]