20189623644

素因数分解:

$2^2\times 3^2\times {\mathrm{311}}^1\times {\mathrm{563}}^1\times {\mathrm{3203}}^1$

素因数の和:4087

約数の個数: 72

約数和(自身を含む): 51305933952

約数和(自身を除く): 31116310308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 311, 563, 622, 933, 1126, 1244, 1689, 1866, 2252, 2799, 3203, 3378, 3732, 5067, 5598, 6406, 6756, 9609, 10134, 11196, 12812, 19218, 20268, 28827, 38436, 57654, 115308, 175093, 350186, 525279, 700372, 996133, 1050558, 1575837, 1803289, 1992266, 2101116, 2988399, 3151674, 3606578, 3984532, 5409867, 5976798, 6303348, 7213156, 8965197, 10819734, 11953596, 16229601, 17930394, 21639468, 32459202, 35860788, 64918404, 560822879, 1121645758, 1682468637, 2243291516, 3364937274, 5047405911, 6729874548, 10094811822, 20189623644]

約数ペア:

[(1, 20189623644), (2, 10094811822), (3, 6729874548), (4, 5047405911), (6, 3364937274), (9, 2243291516), (12, 1682468637), (18, 1121645758), (36, 560822879), (311, 64918404), (563, 35860788), (622, 32459202), (933, 21639468), (1126, 17930394), (1244, 16229601), (1689, 11953596), (1866, 10819734), (2252, 8965197), (2799, 7213156), (3203, 6303348), (3378, 5976798), (3732, 5409867), (5067, 3984532), (5598, 3606578), (6406, 3151674), (6756, 2988399), (9609, 2101116), (10134, 1992266), (11196, 1803289), (12812, 1575837), (19218, 1050558), (20268, 996133), (28827, 700372), (38436, 525279), (57654, 350186), (115308, 175093)]