39864464

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{907}}^1$

素因数の和:1023

約数の個数: 40

約数和(自身を含む): 80390688

約数和(自身を除く): 40526224

約数列:

[1, 2, 4, 8, 16, 41, 67, 82, 134, 164, 268, 328, 536, 656, 907, 1072, 1814, 2747, 3628, 5494, 7256, 10988, 14512, 21976, 37187, 43952, 60769, 74374, 121538, 148748, 243076, 297496, 486152, 594992, 972304, 2491529, 4983058, 9966116, 19932232, 39864464]

約数ペア:

[(1, 39864464), (2, 19932232), (4, 9966116), (8, 4983058), (16, 2491529), (41, 972304), (67, 594992), (82, 486152), (134, 297496), (164, 243076), (268, 148748), (328, 121538), (536, 74374), (656, 60769), (907, 43952), (1072, 37187), (1814, 21976), (2747, 14512), (3628, 10988), (5494, 7256)]