20591004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{245131}}^1$

素因数の和:245145

約数の個数: 24

約数和(自身を含む): 54909568

約数和(自身を除く): 34318564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 245131, 490262, 735393, 980524, 1470786, 1715917, 2941572, 3431834, 5147751, 6863668, 10295502, 20591004]

約数ペア:

[(1, 20591004), (2, 10295502), (3, 6863668), (4, 5147751), (6, 3431834), (7, 2941572), (12, 1715917), (14, 1470786), (21, 980524), (28, 735393), (42, 490262), (84, 245131)]