19586864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1021}}^1$

素因数の和:1149

約数の個数: 40

約数和(自身を含む): 41820240

約数和(自身を除く): 22233376

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1021, 1199, 1744, 2042, 2398, 4084, 4796, 8168, 9592, 11231, 16336, 19184, 22462, 44924, 89848, 111289, 179696, 222578, 445156, 890312, 1224179, 1780624, 2448358, 4896716, 9793432, 19586864]

約数ペア:

[(1, 19586864), (2, 9793432), (4, 4896716), (8, 2448358), (11, 1780624), (16, 1224179), (22, 890312), (44, 445156), (88, 222578), (109, 179696), (176, 111289), (218, 89848), (436, 44924), (872, 22462), (1021, 19184), (1199, 16336), (1744, 11231), (2042, 9592), (2398, 8168), (4084, 4796)]