20149563784

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2746669}}^1$

素因数の和:2746813

約数の個数: 32

約数和(自身を含む): 43507252800

約数和(自身を除く): 23357689016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 3668, 7336, 2746669, 5493338, 10986676, 19226683, 21973352, 38453366, 76906732, 153813464, 359813639, 719627278, 1439254556, 2518695473, 2878509112, 5037390946, 10074781892, 20149563784]

約数ペア:

[(1, 20149563784), (2, 10074781892), (4, 5037390946), (7, 2878509112), (8, 2518695473), (14, 1439254556), (28, 719627278), (56, 359813639), (131, 153813464), (262, 76906732), (524, 38453366), (917, 21973352), (1048, 19226683), (1834, 10986676), (3668, 5493338), (7336, 2746669)]