20783308

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57097}}^1$

素因数の和:57121

約数の個数: 24

約数和(自身を含む): 44764832

約数和(自身を除く): 23981524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57097, 114194, 228388, 399679, 742261, 799358, 1484522, 1598716, 2969044, 5195827, 10391654, 20783308]

約数ペア:

[(1, 20783308), (2, 10391654), (4, 5195827), (7, 2969044), (13, 1598716), (14, 1484522), (26, 799358), (28, 742261), (52, 399679), (91, 228388), (182, 114194), (364, 57097)]