2019957963

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1\times {\mathrm{1499}}^1$

素因数の和:2071

約数の個数: 32

約数和(自身を含む): 2903040000

約数和(自身を除く): 883082037

約数列:

[1, 3, 19, 47, 57, 141, 503, 893, 1499, 1509, 2679, 4497, 9557, 23641, 28481, 28671, 70453, 70923, 85443, 211359, 449179, 753997, 1338607, 1347537, 2261991, 4015821, 14325943, 35437859, 42977829, 106313577, 673319321, 2019957963]

約数ペア:

[(1, 2019957963), (3, 673319321), (19, 106313577), (47, 42977829), (57, 35437859), (141, 14325943), (503, 4015821), (893, 2261991), (1499, 1347537), (1509, 1338607), (2679, 753997), (4497, 449179), (9557, 211359), (23641, 85443), (28481, 70923), (28671, 70453)]