20254038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1541

約数の個数: 64

約数和(自身を含む): 51632640

約数和(自身を除く): 31378602

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 102, 114, 119, 133, 238, 266, 323, 357, 399, 646, 714, 798, 969, 1493, 1938, 2261, 2986, 4479, 4522, 6783, 8958, 10451, 13566, 20902, 25381, 28367, 31353, 50762, 56734, 62706, 76143, 85101, 152286, 170202, 177667, 198569, 355334, 397138, 482239, 533001, 595707, 964478, 1066002, 1191414, 1446717, 2893434, 3375673, 6751346, 10127019, 20254038]

約数ペア:

[(1, 20254038), (2, 10127019), (3, 6751346), (6, 3375673), (7, 2893434), (14, 1446717), (17, 1191414), (19, 1066002), (21, 964478), (34, 595707), (38, 533001), (42, 482239), (51, 397138), (57, 355334), (102, 198569), (114, 177667), (119, 170202), (133, 152286), (238, 85101), (266, 76143), (323, 62706), (357, 56734), (399, 50762), (646, 31353), (714, 28367), (798, 25381), (969, 20902), (1493, 13566), (1938, 10451), (2261, 8958), (2986, 6783), (4479, 4522)]