20119781458

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2903}}^1\times {\mathrm{3779}}^1$

素因数の和:6822

約数の個数: 32

約数和(自身を含む): 34775516160

約数和(自身を除く): 14655734702

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 2903, 3779, 5806, 7558, 20321, 26453, 40642, 52906, 380293, 495049, 760586, 990098, 2662051, 3465343, 5324102, 6930686, 10970437, 21940874, 76793059, 153586118, 1437127247, 2874254494, 10059890729, 20119781458]

約数ペア:

[(1, 20119781458), (2, 10059890729), (7, 2874254494), (14, 1437127247), (131, 153586118), (262, 76793059), (917, 21940874), (1834, 10970437), (2903, 6930686), (3779, 5324102), (5806, 3465343), (7558, 2662051), (20321, 990098), (26453, 760586), (40642, 495049), (52906, 380293)]