20180248984

素因数分解:

$2^3\times 7^2\times {\mathrm{1303}}^1\times {\mathrm{39509}}^1$

素因数の和:40832

約数の個数: 48

約数和(自身を含む): 44050489200

約数和(自身を除く): 23870240216

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 1303, 2606, 5212, 9121, 10424, 18242, 36484, 39509, 63847, 72968, 79018, 127694, 158036, 255388, 276563, 316072, 510776, 553126, 1106252, 1935941, 2212504, 3871882, 7743764, 15487528, 51480227, 102960454, 205920908, 360361589, 411841816, 720723178, 1441446356, 2522531123, 2882892712, 5045062246, 10090124492, 20180248984]

約数ペア:

[(1, 20180248984), (2, 10090124492), (4, 5045062246), (7, 2882892712), (8, 2522531123), (14, 1441446356), (28, 720723178), (49, 411841816), (56, 360361589), (98, 205920908), (196, 102960454), (392, 51480227), (1303, 15487528), (2606, 7743764), (5212, 3871882), (9121, 2212504), (10424, 1935941), (18242, 1106252), (36484, 553126), (39509, 510776), (63847, 316072), (72968, 276563), (79018, 255388), (127694, 158036)]