20883984

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1069}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 60502080

約数和(自身を除く): 39618096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 111, 132, 148, 176, 222, 264, 296, 407, 444, 528, 592, 814, 888, 1069, 1221, 1628, 1776, 2138, 2442, 3207, 3256, 4276, 4884, 6414, 6512, 8552, 9768, 11759, 12828, 17104, 19536, 23518, 25656, 35277, 39553, 47036, 51312, 70554, 79106, 94072, 118659, 141108, 158212, 188144, 237318, 282216, 316424, 435083, 474636, 564432, 632848, 870166, 949272, 1305249, 1740332, 1898544, 2610498, 3480664, 5220996, 6961328, 10441992, 20883984]

約数ペア:

[(1, 20883984), (2, 10441992), (3, 6961328), (4, 5220996), (6, 3480664), (8, 2610498), (11, 1898544), (12, 1740332), (16, 1305249), (22, 949272), (24, 870166), (33, 632848), (37, 564432), (44, 474636), (48, 435083), (66, 316424), (74, 282216), (88, 237318), (111, 188144), (132, 158212), (148, 141108), (176, 118659), (222, 94072), (264, 79106), (296, 70554), (407, 51312), (444, 47036), (528, 39553), (592, 35277), (814, 25656), (888, 23518), (1069, 19536), (1221, 17104), (1628, 12828), (1776, 11759), (2138, 9768), (2442, 8552), (3207, 6512), (3256, 6414), (4276, 4884)]