1916403790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{1009}}^1$

素因数の和:1697

約数の個数: 64

約数和(自身を含む): 4044395520

約数和(自身を除く): 2127991730

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 631, 1009, 1262, 1505, 2018, 3010, 3155, 4417, 5045, 6310, 7063, 8834, 10090, 14126, 22085, 27133, 35315, 43387, 44170, 54266, 70630, 86774, 135665, 189931, 216935, 271330, 303709, 379862, 433870, 607418, 636679, 949655, 1273358, 1518545, 1899310, 3037090, 3183395, 4456753, 6366790, 8913506, 22283765, 27377197, 44567530, 54754394, 136885985, 191640379, 273771970, 383280758, 958201895, 1916403790]

約数ペア:

[(1, 1916403790), (2, 958201895), (5, 383280758), (7, 273771970), (10, 191640379), (14, 136885985), (35, 54754394), (43, 44567530), (70, 27377197), (86, 22283765), (215, 8913506), (301, 6366790), (430, 4456753), (602, 3183395), (631, 3037090), (1009, 1899310), (1262, 1518545), (1505, 1273358), (2018, 949655), (3010, 636679), (3155, 607418), (4417, 433870), (5045, 379862), (6310, 303709), (7063, 271330), (8834, 216935), (10090, 189931), (14126, 135665), (22085, 86774), (27133, 70630), (35315, 54266), (43387, 44170)]