20795684

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57131}}^1$

素因数の和:57155

約数の個数: 24

約数和(自身を含む): 44791488

約数和(自身を除く): 23995804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57131, 114262, 228524, 399917, 742703, 799834, 1485406, 1599668, 2970812, 5198921, 10397842, 20795684]

約数ペア:

[(1, 20795684), (2, 10397842), (4, 5198921), (7, 2970812), (13, 1599668), (14, 1485406), (26, 799834), (28, 742703), (52, 399917), (91, 228524), (182, 114262), (364, 57131)]