20659506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9281}}^1$

素因数の和:9346

約数の個数: 32

約数和(自身を含む): 48117888

約数和(自身を除く): 27458382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 9281, 18562, 27843, 55686, 64967, 129934, 194901, 389802, 491893, 983786, 1475679, 2951358, 3443251, 6886502, 10329753, 20659506]

約数ペア:

[(1, 20659506), (2, 10329753), (3, 6886502), (6, 3443251), (7, 2951358), (14, 1475679), (21, 983786), (42, 491893), (53, 389802), (106, 194901), (159, 129934), (318, 64967), (371, 55686), (742, 27843), (1113, 18562), (2226, 9281)]