18967696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2293}}^1$

素因数の和:2359

約数の個数: 40

約数和(自身を含む): 40961664

約数和(自身を除く): 21993968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 2293, 4136, 4586, 8272, 9172, 18344, 25223, 36688, 50446, 100892, 107771, 201784, 215542, 403568, 431084, 862168, 1185481, 1724336, 2370962, 4741924, 9483848, 18967696]

約数ペア:

[(1, 18967696), (2, 9483848), (4, 4741924), (8, 2370962), (11, 1724336), (16, 1185481), (22, 862168), (44, 431084), (47, 403568), (88, 215542), (94, 201784), (176, 107771), (188, 100892), (376, 50446), (517, 36688), (752, 25223), (1034, 18344), (2068, 9172), (2293, 8272), (4136, 4586)]