20693356

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 40572000

約数和(自身を除く): 19878644

約数列:

[1, 2, 4, 19, 29, 38, 41, 58, 76, 82, 116, 164, 229, 458, 551, 779, 916, 1102, 1189, 1558, 2204, 2378, 3116, 4351, 4756, 6641, 8702, 9389, 13282, 17404, 18778, 22591, 26564, 37556, 45182, 90364, 126179, 178391, 252358, 272281, 356782, 504716, 544562, 713564, 1089124, 5173339, 10346678, 20693356]

約数ペア:

[(1, 20693356), (2, 10346678), (4, 5173339), (19, 1089124), (29, 713564), (38, 544562), (41, 504716), (58, 356782), (76, 272281), (82, 252358), (116, 178391), (164, 126179), (229, 90364), (458, 45182), (551, 37556), (779, 26564), (916, 22591), (1102, 18778), (1189, 17404), (1558, 13282), (2204, 9389), (2378, 8702), (3116, 6641), (4351, 4756)]