17920952

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16843}}^1$

素因数の和:16875

約数の個数: 32

約数和(自身を含む): 40425600

約数和(自身を除く): 22504648

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 16843, 33686, 67372, 117901, 134744, 235802, 320017, 471604, 640034, 943208, 1280068, 2240119, 2560136, 4480238, 8960476, 17920952]

約数ペア:

[(1, 17920952), (2, 8960476), (4, 4480238), (7, 2560136), (8, 2240119), (14, 1280068), (19, 943208), (28, 640034), (38, 471604), (56, 320017), (76, 235802), (133, 134744), (152, 117901), (266, 67372), (532, 33686), (1064, 16843)]