20158736418

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{25457}}^1$

素因数の和:25572

約数の個数: 96

約数和(自身を含む): 47538232560

約数和(自身を除く): 27379496142

約数列:

[1, 2, 3, 6, 9, 18, 29, 37, 41, 58, 74, 82, 87, 111, 123, 174, 222, 246, 261, 333, 369, 522, 666, 738, 1073, 1189, 1517, 2146, 2378, 3034, 3219, 3567, 4551, 6438, 7134, 9102, 9657, 10701, 13653, 19314, 21402, 25457, 27306, 43993, 50914, 76371, 87986, 131979, 152742, 229113, 263958, 395937, 458226, 738253, 791874, 941909, 1043737, 1476506, 1883818, 2087474, 2214759, 2825727, 3131211, 4429518, 5651454, 6262422, 6644277, 8477181, 9393633, 13288554, 16954362, 18787266, 27315361, 30268373, 38618269, 54630722, 60536746, 77236538, 81946083, 90805119, 115854807, 163892166, 181610238, 231709614, 245838249, 272415357, 347564421, 491676498, 544830714, 695128842, 1119929801, 2239859602, 3359789403, 6719578806, 10079368209, 20158736418]

約数ペア:

[(1, 20158736418), (2, 10079368209), (3, 6719578806), (6, 3359789403), (9, 2239859602), (18, 1119929801), (29, 695128842), (37, 544830714), (41, 491676498), (58, 347564421), (74, 272415357), (82, 245838249), (87, 231709614), (111, 181610238), (123, 163892166), (174, 115854807), (222, 90805119), (246, 81946083), (261, 77236538), (333, 60536746), (369, 54630722), (522, 38618269), (666, 30268373), (738, 27315361), (1073, 18787266), (1189, 16954362), (1517, 13288554), (2146, 9393633), (2378, 8477181), (3034, 6644277), (3219, 6262422), (3567, 5651454), (4551, 4429518), (6438, 3131211), (7134, 2825727), (9102, 2214759), (9657, 2087474), (10701, 1883818), (13653, 1476506), (19314, 1043737), (21402, 941909), (25457, 791874), (27306, 738253), (43993, 458226), (50914, 395937), (76371, 263958), (87986, 229113), (131979, 152742)]