20017074

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1231

約数の個数: 64

約数和(自身を含む): 51305472

約数和(自身を除く): 31288398

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 37, 42, 66, 74, 77, 111, 154, 222, 231, 259, 407, 462, 518, 777, 814, 1171, 1221, 1554, 2342, 2442, 2849, 3513, 5698, 7026, 8197, 8547, 12881, 16394, 17094, 24591, 25762, 38643, 43327, 49182, 77286, 86654, 90167, 129981, 180334, 259962, 270501, 303289, 476597, 541002, 606578, 909867, 953194, 1429791, 1819734, 2859582, 3336179, 6672358, 10008537, 20017074]

約数ペア:

[(1, 20017074), (2, 10008537), (3, 6672358), (6, 3336179), (7, 2859582), (11, 1819734), (14, 1429791), (21, 953194), (22, 909867), (33, 606578), (37, 541002), (42, 476597), (66, 303289), (74, 270501), (77, 259962), (111, 180334), (154, 129981), (222, 90167), (231, 86654), (259, 77286), (407, 49182), (462, 43327), (518, 38643), (777, 25762), (814, 24591), (1171, 17094), (1221, 16394), (1554, 12881), (2342, 8547), (2442, 8197), (2849, 7026), (3513, 5698)]