20201148

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 56259840

約数和(自身を除く): 36058692

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 139, 198, 278, 367, 396, 417, 556, 734, 834, 1101, 1251, 1468, 1529, 1668, 2202, 2502, 3058, 3303, 4037, 4404, 4587, 5004, 6116, 6606, 8074, 9174, 12111, 13212, 13761, 16148, 18348, 24222, 27522, 36333, 48444, 51013, 55044, 72666, 102026, 145332, 153039, 204052, 306078, 459117, 561143, 612156, 918234, 1122286, 1683429, 1836468, 2244572, 3366858, 5050287, 6733716, 10100574, 20201148]

約数ペア:

[(1, 20201148), (2, 10100574), (3, 6733716), (4, 5050287), (6, 3366858), (9, 2244572), (11, 1836468), (12, 1683429), (18, 1122286), (22, 918234), (33, 612156), (36, 561143), (44, 459117), (66, 306078), (99, 204052), (132, 153039), (139, 145332), (198, 102026), (278, 72666), (367, 55044), (396, 51013), (417, 48444), (556, 36333), (734, 27522), (834, 24222), (1101, 18348), (1251, 16148), (1468, 13761), (1529, 13212), (1668, 12111), (2202, 9174), (2502, 8074), (3058, 6606), (3303, 6116), (4037, 5004), (4404, 4587)]