20883702

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{283}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 48952512

約数和(自身を除く): 28068810

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 251, 283, 294, 502, 566, 753, 849, 1506, 1698, 1757, 1981, 3514, 3962, 5271, 5943, 10542, 11886, 12299, 13867, 24598, 27734, 36897, 41601, 71033, 73794, 83202, 142066, 213099, 426198, 497231, 994462, 1491693, 2983386, 3480617, 6961234, 10441851, 20883702]

約数ペア:

[(1, 20883702), (2, 10441851), (3, 6961234), (6, 3480617), (7, 2983386), (14, 1491693), (21, 994462), (42, 497231), (49, 426198), (98, 213099), (147, 142066), (251, 83202), (283, 73794), (294, 71033), (502, 41601), (566, 36897), (753, 27734), (849, 24598), (1506, 13867), (1698, 12299), (1757, 11886), (1981, 10542), (3514, 5943), (3962, 5271)]