20634516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81883}}^1$

素因数の和:81900

約数の個数: 36

約数和(自身を含む): 59611552

約数和(自身を除く): 38977036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81883, 163766, 245649, 327532, 491298, 573181, 736947, 982596, 1146362, 1473894, 1719543, 2292724, 2947788, 3439086, 5158629, 6878172, 10317258, 20634516]

約数ペア:

[(1, 20634516), (2, 10317258), (3, 6878172), (4, 5158629), (6, 3439086), (7, 2947788), (9, 2292724), (12, 1719543), (14, 1473894), (18, 1146362), (21, 982596), (28, 736947), (36, 573181), (42, 491298), (63, 327532), (84, 245649), (126, 163766), (252, 81883)]