1888894930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1\times {\mathrm{547}}^1$

素因数の和:931

約数の個数: 64

約数和(自身を含む): 3718649088

約数和(自身を除く): 1829754158

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 263, 505, 526, 547, 1010, 1094, 1313, 1315, 2626, 2630, 2735, 3419, 5470, 6565, 6838, 7111, 13130, 14222, 17095, 26563, 34190, 35555, 53126, 55247, 71110, 110494, 132815, 143861, 265630, 276235, 287722, 345319, 552470, 690638, 718211, 719305, 1436422, 1438610, 1726595, 1870193, 3453190, 3591055, 3740386, 7182110, 9350965, 14529961, 18701930, 29059922, 72649805, 145299610, 188889493, 377778986, 944447465, 1888894930]

約数ペア:

[(1, 1888894930), (2, 944447465), (5, 377778986), (10, 188889493), (13, 145299610), (26, 72649805), (65, 29059922), (101, 18701930), (130, 14529961), (202, 9350965), (263, 7182110), (505, 3740386), (526, 3591055), (547, 3453190), (1010, 1870193), (1094, 1726595), (1313, 1438610), (1315, 1436422), (2626, 719305), (2630, 718211), (2735, 690638), (3419, 552470), (5470, 345319), (6565, 287722), (6838, 276235), (7111, 265630), (13130, 143861), (14222, 132815), (17095, 110494), (26563, 71110), (34190, 55247), (35555, 53126)]