20664492

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 50017632

約数和(自身を除く): 29353140

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 97, 123, 164, 194, 246, 291, 388, 433, 492, 582, 866, 1164, 1299, 1732, 2598, 3977, 5196, 7954, 11931, 15908, 17753, 23862, 35506, 42001, 47724, 53259, 71012, 84002, 106518, 126003, 168004, 213036, 252006, 504012, 1722041, 3444082, 5166123, 6888164, 10332246, 20664492]

約数ペア:

[(1, 20664492), (2, 10332246), (3, 6888164), (4, 5166123), (6, 3444082), (12, 1722041), (41, 504012), (82, 252006), (97, 213036), (123, 168004), (164, 126003), (194, 106518), (246, 84002), (291, 71012), (388, 53259), (433, 47724), (492, 42001), (582, 35506), (866, 23862), (1164, 17753), (1299, 15908), (1732, 11931), (2598, 7954), (3977, 5196)]