19178228082

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{18617}}^1$

素因数の和:18963

約数の個数: 64

約数和(自身を含む): 42338225664

約数和(自身を除く): 23159997582

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 281, 282, 562, 611, 843, 1222, 1686, 1833, 3653, 3666, 7306, 10959, 13207, 18617, 21918, 26414, 37234, 39621, 55851, 79242, 111702, 171691, 242021, 343382, 484042, 515073, 726063, 874999, 1030146, 1452126, 1749998, 2624997, 5231377, 5249994, 10462754, 11374987, 15694131, 22749974, 31388262, 34124961, 68007901, 68249922, 136015802, 204023703, 245874719, 408047406, 491749438, 737624157, 1475248314, 3196371347, 6392742694, 9589114041, 19178228082]

約数ペア:

[(1, 19178228082), (2, 9589114041), (3, 6392742694), (6, 3196371347), (13, 1475248314), (26, 737624157), (39, 491749438), (47, 408047406), (78, 245874719), (94, 204023703), (141, 136015802), (281, 68249922), (282, 68007901), (562, 34124961), (611, 31388262), (843, 22749974), (1222, 15694131), (1686, 11374987), (1833, 10462754), (3653, 5249994), (3666, 5231377), (7306, 2624997), (10959, 1749998), (13207, 1452126), (18617, 1030146), (21918, 874999), (26414, 726063), (37234, 515073), (39621, 484042), (55851, 343382), (79242, 242021), (111702, 171691)]