20156799606

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1\times {\mathrm{23813}}^1$

素因数の和:25876

約数の個数: 32

約数和(自身を含む): 40903688448

約数和(自身を除く): 20746888842

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 1987, 3974, 5961, 11922, 23813, 47626, 71439, 141077, 142878, 282154, 423231, 846462, 1690723, 3381446, 5072169, 10144338, 47316431, 94632862, 141949293, 283898586, 3359466601, 6718933202, 10078399803, 20156799606]

約数ペア:

[(1, 20156799606), (2, 10078399803), (3, 6718933202), (6, 3359466601), (71, 283898586), (142, 141949293), (213, 94632862), (426, 47316431), (1987, 10144338), (3974, 5072169), (5961, 3381446), (11922, 1690723), (23813, 846462), (47626, 423231), (71439, 282154), (141077, 142878)]