20426384

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6827}}^1$

素因数の和:6863

約数の個数: 40

約数和(自身を含む): 45720288

約数和(自身を除く): 25293904

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6827, 13654, 27308, 54616, 75097, 109232, 116059, 150194, 232118, 300388, 464236, 600776, 928472, 1201552, 1276649, 1856944, 2553298, 5106596, 10213192, 20426384]

約数ペア:

[(1, 20426384), (2, 10213192), (4, 5106596), (8, 2553298), (11, 1856944), (16, 1276649), (17, 1201552), (22, 928472), (34, 600776), (44, 464236), (68, 300388), (88, 232118), (136, 150194), (176, 116059), (187, 109232), (272, 75097), (374, 54616), (748, 27308), (1496, 13654), (2992, 6827)]