20108945016

素因数分解:

$2^3\times 3^2\times {\mathrm{1783}}^1\times {\mathrm{156641}}^1$

素因数の和:158436

約数の個数: 48

約数和(自身を含む): 54492618960

約数和(自身を除く): 34383673944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1783, 3566, 5349, 7132, 10698, 14264, 16047, 21396, 32094, 42792, 64188, 128376, 156641, 313282, 469923, 626564, 939846, 1253128, 1409769, 1879692, 2819538, 3759384, 5639076, 11278152, 279290903, 558581806, 837872709, 1117163612, 1675745418, 2234327224, 2513618127, 3351490836, 5027236254, 6702981672, 10054472508, 20108945016]

約数ペア:

[(1, 20108945016), (2, 10054472508), (3, 6702981672), (4, 5027236254), (6, 3351490836), (8, 2513618127), (9, 2234327224), (12, 1675745418), (18, 1117163612), (24, 837872709), (36, 558581806), (72, 279290903), (1783, 11278152), (3566, 5639076), (5349, 3759384), (7132, 2819538), (10698, 1879692), (14264, 1409769), (16047, 1253128), (21396, 939846), (32094, 626564), (42792, 469923), (64188, 313282), (128376, 156641)]