20949558

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71257}}^1$

素因数の和:71276

約数の個数: 24

約数和(自身を含む): 48740472

約数和(自身を除く): 27790914

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 71257, 142514, 213771, 427542, 498799, 997598, 1496397, 2992794, 3491593, 6983186, 10474779, 20949558]

約数ペア:

[(1, 20949558), (2, 10474779), (3, 6983186), (6, 3491593), (7, 2992794), (14, 1496397), (21, 997598), (42, 498799), (49, 427542), (98, 213771), (147, 142514), (294, 71257)]