31381008

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{1811}}^1$

素因数の和:1860

約数の個数: 60

約数和(自身を含む): 85606128

約数和(自身を除く): 54225120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 361, 456, 722, 912, 1083, 1444, 1811, 2166, 2888, 3622, 4332, 5433, 5776, 7244, 8664, 10866, 14488, 17328, 21732, 28976, 34409, 43464, 68818, 86928, 103227, 137636, 206454, 275272, 412908, 550544, 653771, 825816, 1307542, 1651632, 1961313, 2615084, 3922626, 5230168, 7845252, 10460336, 15690504, 31381008]

約数ペア:

[(1, 31381008), (2, 15690504), (3, 10460336), (4, 7845252), (6, 5230168), (8, 3922626), (12, 2615084), (16, 1961313), (19, 1651632), (24, 1307542), (38, 825816), (48, 653771), (57, 550544), (76, 412908), (114, 275272), (152, 206454), (228, 137636), (304, 103227), (361, 86928), (456, 68818), (722, 43464), (912, 34409), (1083, 28976), (1444, 21732), (1811, 17328), (2166, 14488), (2888, 10866), (3622, 8664), (4332, 7244), (5433, 5776)]