20175257084

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{39439}}^1$

素因数の和:39642

約数の個数: 48

約数和(自身を含む): 38165299200

約数和(自身を除く): 17990042116

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 127, 212, 254, 508, 1007, 2014, 2413, 4028, 4826, 6731, 9652, 13462, 26924, 39439, 78878, 127889, 157756, 255778, 511556, 749341, 1498682, 2090267, 2997364, 4180534, 5008753, 8361068, 10017506, 20035012, 39715073, 79430146, 95166307, 158860292, 190332614, 265463909, 380665228, 530927818, 1061855636, 5043814271, 10087628542, 20175257084]

約数ペア:

[(1, 20175257084), (2, 10087628542), (4, 5043814271), (19, 1061855636), (38, 530927818), (53, 380665228), (76, 265463909), (106, 190332614), (127, 158860292), (212, 95166307), (254, 79430146), (508, 39715073), (1007, 20035012), (2014, 10017506), (2413, 8361068), (4028, 5008753), (4826, 4180534), (6731, 2997364), (9652, 2090267), (13462, 1498682), (26924, 749341), (39439, 511556), (78878, 255778), (127889, 157756)]