20965266

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{733}}^1$

素因数の和:975

約数の個数: 48

約数和(自身を含む): 52213824

約数和(自身を除く): 31248558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 227, 454, 681, 733, 1362, 1466, 1589, 2043, 2199, 3178, 4086, 4398, 4767, 5131, 6597, 9534, 10262, 13194, 14301, 15393, 28602, 30786, 46179, 92358, 166391, 332782, 499173, 998346, 1164737, 1497519, 2329474, 2995038, 3494211, 6988422, 10482633, 20965266]

約数ペア:

[(1, 20965266), (2, 10482633), (3, 6988422), (6, 3494211), (7, 2995038), (9, 2329474), (14, 1497519), (18, 1164737), (21, 998346), (42, 499173), (63, 332782), (126, 166391), (227, 92358), (454, 46179), (681, 30786), (733, 28602), (1362, 15393), (1466, 14301), (1589, 13194), (2043, 10262), (2199, 9534), (3178, 6597), (4086, 5131), (4398, 4767)]