28118704

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{8329}}^1$

素因数の和:8548

約数の個数: 20

約数和(自身を含む): 54744760

約数和(自身を除く): 26626056

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 8329, 16658, 33316, 66632, 133264, 1757419, 3514838, 7029676, 14059352, 28118704]

約数ペア:

[(1, 28118704), (2, 14059352), (4, 7029676), (8, 3514838), (16, 1757419), (211, 133264), (422, 66632), (844, 33316), (1688, 16658), (3376, 8329)]