19963848

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 53343360

約数和(自身を除く): 33379512

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 167, 204, 293, 334, 408, 501, 586, 668, 879, 1002, 1172, 1336, 1758, 2004, 2344, 2839, 3516, 4008, 4981, 5678, 7032, 8517, 9962, 11356, 14943, 17034, 19924, 22712, 29886, 34068, 39848, 48931, 59772, 68136, 97862, 119544, 146793, 195724, 293586, 391448, 587172, 831827, 1174344, 1663654, 2495481, 3327308, 4990962, 6654616, 9981924, 19963848]

約数ペア:

[(1, 19963848), (2, 9981924), (3, 6654616), (4, 4990962), (6, 3327308), (8, 2495481), (12, 1663654), (17, 1174344), (24, 831827), (34, 587172), (51, 391448), (68, 293586), (102, 195724), (136, 146793), (167, 119544), (204, 97862), (293, 68136), (334, 59772), (408, 48931), (501, 39848), (586, 34068), (668, 29886), (879, 22712), (1002, 19924), (1172, 17034), (1336, 14943), (1758, 11356), (2004, 9962), (2344, 8517), (2839, 7032), (3516, 5678), (4008, 4981)]