20386842

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4079}}^1$

素因数の和:4115

約数の個数: 48

約数和(自身を含む): 50232960

約数和(自身を除く): 29846118

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 714, 833, 1666, 2499, 4079, 4998, 8158, 12237, 24474, 28553, 57106, 69343, 85659, 138686, 171318, 199871, 208029, 399742, 416058, 485401, 599613, 970802, 1199226, 1456203, 2912406, 3397807, 6795614, 10193421, 20386842]

約数ペア:

[(1, 20386842), (2, 10193421), (3, 6795614), (6, 3397807), (7, 2912406), (14, 1456203), (17, 1199226), (21, 970802), (34, 599613), (42, 485401), (49, 416058), (51, 399742), (98, 208029), (102, 199871), (119, 171318), (147, 138686), (238, 85659), (294, 69343), (357, 57106), (714, 28553), (833, 24474), (1666, 12237), (2499, 8158), (4079, 4998)]