28181912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1093}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 57894480

約数和(自身を除く): 29712568

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 293, 586, 1093, 1172, 2186, 2344, 3223, 4372, 6446, 8744, 12023, 12892, 24046, 25784, 48092, 96184, 320249, 640498, 1280996, 2561992, 3522739, 7045478, 14090956, 28181912]

約数ペア:

[(1, 28181912), (2, 14090956), (4, 7045478), (8, 3522739), (11, 2561992), (22, 1280996), (44, 640498), (88, 320249), (293, 96184), (586, 48092), (1093, 25784), (1172, 24046), (2186, 12892), (2344, 12023), (3223, 8744), (4372, 6446)]