20759712

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 57480192

約数和(自身を除く): 36720480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 47, 48, 86, 94, 96, 107, 129, 141, 172, 188, 214, 258, 282, 321, 344, 376, 428, 516, 564, 642, 688, 752, 856, 1032, 1128, 1284, 1376, 1504, 1712, 2021, 2064, 2256, 2568, 3424, 4042, 4128, 4512, 4601, 5029, 5136, 6063, 8084, 9202, 10058, 10272, 12126, 13803, 15087, 16168, 18404, 20116, 24252, 27606, 30174, 32336, 36808, 40232, 48504, 55212, 60348, 64672, 73616, 80464, 97008, 110424, 120696, 147232, 160928, 194016, 216247, 220848, 241392, 432494, 441696, 482784, 648741, 864988, 1297482, 1729976, 2594964, 3459952, 5189928, 6919904, 10379856, 20759712]

約数ペア:

[(1, 20759712), (2, 10379856), (3, 6919904), (4, 5189928), (6, 3459952), (8, 2594964), (12, 1729976), (16, 1297482), (24, 864988), (32, 648741), (43, 482784), (47, 441696), (48, 432494), (86, 241392), (94, 220848), (96, 216247), (107, 194016), (129, 160928), (141, 147232), (172, 120696), (188, 110424), (214, 97008), (258, 80464), (282, 73616), (321, 64672), (344, 60348), (376, 55212), (428, 48504), (516, 40232), (564, 36808), (642, 32336), (688, 30174), (752, 27606), (856, 24252), (1032, 20116), (1128, 18404), (1284, 16168), (1376, 15087), (1504, 13803), (1712, 12126), (2021, 10272), (2064, 10058), (2256, 9202), (2568, 8084), (3424, 6063), (4042, 5136), (4128, 5029), (4512, 4601)]