2019925208

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1\times {\mathrm{1093}}^1$

素因数の和:1708

約数の個数: 64

約数和(自身を含む): 4411533120

約数和(自身を除く): 2391607912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 541, 854, 1082, 1093, 1708, 2164, 2186, 3416, 3787, 4328, 4372, 7574, 7651, 8744, 15148, 15302, 30296, 30604, 33001, 61208, 66002, 66673, 132004, 133346, 231007, 264008, 266692, 462014, 466711, 533384, 591313, 924028, 933422, 1182626, 1848056, 1866844, 2365252, 3733688, 4139191, 4730504, 8278382, 16556764, 33113528, 36070093, 72140186, 144280372, 252490651, 288560744, 504981302, 1009962604, 2019925208]

約数ペア:

[(1, 2019925208), (2, 1009962604), (4, 504981302), (7, 288560744), (8, 252490651), (14, 144280372), (28, 72140186), (56, 36070093), (61, 33113528), (122, 16556764), (244, 8278382), (427, 4730504), (488, 4139191), (541, 3733688), (854, 2365252), (1082, 1866844), (1093, 1848056), (1708, 1182626), (2164, 933422), (2186, 924028), (3416, 591313), (3787, 533384), (4328, 466711), (4372, 462014), (7574, 266692), (7651, 264008), (8744, 231007), (15148, 133346), (15302, 132004), (30296, 66673), (30604, 66002), (33001, 61208)]