23981584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 51291360

約数和(自身を除く): 27309776

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1531, 1958, 3062, 3916, 6124, 7832, 12248, 15664, 16841, 24496, 33682, 67364, 134728, 136259, 269456, 272518, 545036, 1090072, 1498849, 2180144, 2997698, 5995396, 11990792, 23981584]

約数ペア:

[(1, 23981584), (2, 11990792), (4, 5995396), (8, 2997698), (11, 2180144), (16, 1498849), (22, 1090072), (44, 545036), (88, 272518), (89, 269456), (176, 136259), (178, 134728), (356, 67364), (712, 33682), (979, 24496), (1424, 16841), (1531, 15664), (1958, 12248), (3062, 7832), (3916, 6124)]