20408702964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{10063463}}^1$

素因数の和:10063496

約数の個数: 36

約数和(自身を含む): 51565189536

約数和(自身を除く): 31156486572

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 10063463, 20126926, 30190389, 40253852, 60380778, 120761556, 130825019, 261650038, 392475057, 523300076, 784950114, 1569900228, 1700725247, 3401450494, 5102175741, 6802900988, 10204351482, 20408702964]

約数ペア:

[(1, 20408702964), (2, 10204351482), (3, 6802900988), (4, 5102175741), (6, 3401450494), (12, 1700725247), (13, 1569900228), (26, 784950114), (39, 523300076), (52, 392475057), (78, 261650038), (156, 130825019), (169, 120761556), (338, 60380778), (507, 40253852), (676, 30190389), (1014, 20126926), (2028, 10063463)]