20090852

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 38814720

約数和(自身を除く): 18723868

約数列:

[1, 2, 4, 29, 31, 37, 58, 62, 74, 116, 124, 148, 151, 302, 604, 899, 1073, 1147, 1798, 2146, 2294, 3596, 4292, 4379, 4588, 4681, 5587, 8758, 9362, 11174, 17516, 18724, 22348, 33263, 66526, 133052, 135749, 162023, 173197, 271498, 324046, 346394, 542996, 648092, 692788, 5022713, 10045426, 20090852]

約数ペア:

[(1, 20090852), (2, 10045426), (4, 5022713), (29, 692788), (31, 648092), (37, 542996), (58, 346394), (62, 324046), (74, 271498), (116, 173197), (124, 162023), (148, 135749), (151, 133052), (302, 66526), (604, 33263), (899, 22348), (1073, 18724), (1147, 17516), (1798, 11174), (2146, 9362), (2294, 8758), (3596, 5587), (4292, 4681), (4379, 4588)]