9965728

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 21258720

約数和(自身を除く): 11292992

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 74, 76, 148, 152, 296, 304, 443, 592, 608, 703, 886, 1184, 1406, 1772, 2812, 3544, 5624, 7088, 8417, 11248, 14176, 16391, 16834, 22496, 32782, 33668, 65564, 67336, 131128, 134672, 262256, 269344, 311429, 524512, 622858, 1245716, 2491432, 4982864, 9965728]

約数ペア:

[(1, 9965728), (2, 4982864), (4, 2491432), (8, 1245716), (16, 622858), (19, 524512), (32, 311429), (37, 269344), (38, 262256), (74, 134672), (76, 131128), (148, 67336), (152, 65564), (296, 33668), (304, 32782), (443, 22496), (592, 16834), (608, 16391), (703, 14176), (886, 11248), (1184, 8417), (1406, 7088), (1772, 5624), (2812, 3544)]