201945016

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3907}}^1$

素因数の和:4004

約数の個数: 64

約数和(自身を含む): 472711680

約数和(自身を除く): 270766664

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 497, 568, 728, 923, 994, 1846, 1988, 3692, 3907, 3976, 6461, 7384, 7814, 12922, 15628, 25844, 27349, 31256, 50791, 51688, 54698, 101582, 109396, 203164, 218792, 277397, 355537, 406328, 554794, 711074, 1109588, 1422148, 1941779, 2219176, 2844296, 3606161, 3883558, 7212322, 7767116, 14424644, 15534232, 25243127, 28849288, 50486254, 100972508, 201945016]

約数ペア:

[(1, 201945016), (2, 100972508), (4, 50486254), (7, 28849288), (8, 25243127), (13, 15534232), (14, 14424644), (26, 7767116), (28, 7212322), (52, 3883558), (56, 3606161), (71, 2844296), (91, 2219176), (104, 1941779), (142, 1422148), (182, 1109588), (284, 711074), (364, 554794), (497, 406328), (568, 355537), (728, 277397), (923, 218792), (994, 203164), (1846, 109396), (1988, 101582), (3692, 54698), (3907, 51688), (3976, 50791), (6461, 31256), (7384, 27349), (7814, 25844), (12922, 15628)]