19950952

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4003}}^1$

素因数の和:4105

約数の個数: 32

約数和(自身を含む): 43243200

約数和(自身を除く): 23292248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4003, 4984, 8006, 16012, 28021, 32024, 56042, 112084, 224168, 356267, 712534, 1425068, 2493869, 2850136, 4987738, 9975476, 19950952]

約数ペア:

[(1, 19950952), (2, 9975476), (4, 4987738), (7, 2850136), (8, 2493869), (14, 1425068), (28, 712534), (56, 356267), (89, 224168), (178, 112084), (356, 56042), (623, 32024), (712, 28021), (1246, 16012), (2492, 8006), (4003, 4984)]