20137628

素因数分解:

$2^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{809}}^1$

素因数の和:954

約数の個数: 36

約数和(自身を含む): 41368320

約数和(自身を除く): 21230692

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 254, 508, 809, 889, 1618, 1778, 3236, 3556, 5663, 6223, 11326, 12446, 22652, 24892, 39641, 79282, 102743, 158564, 205486, 410972, 719201, 1438402, 2876804, 5034407, 10068814, 20137628]

約数ペア:

[(1, 20137628), (2, 10068814), (4, 5034407), (7, 2876804), (14, 1438402), (28, 719201), (49, 410972), (98, 205486), (127, 158564), (196, 102743), (254, 79282), (508, 39641), (809, 24892), (889, 22652), (1618, 12446), (1778, 11326), (3236, 6223), (3556, 5663)]