20814108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1663}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 55910400

約数和(自身を除く): 35096292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 149, 298, 447, 596, 894, 1043, 1663, 1788, 2086, 3129, 3326, 4172, 4989, 6258, 6652, 9978, 11641, 12516, 19956, 23282, 34923, 46564, 69846, 139692, 247787, 495574, 743361, 991148, 1486722, 1734509, 2973444, 3469018, 5203527, 6938036, 10407054, 20814108]

約数ペア:

[(1, 20814108), (2, 10407054), (3, 6938036), (4, 5203527), (6, 3469018), (7, 2973444), (12, 1734509), (14, 1486722), (21, 991148), (28, 743361), (42, 495574), (84, 247787), (149, 139692), (298, 69846), (447, 46564), (596, 34923), (894, 23282), (1043, 19956), (1663, 12516), (1788, 11641), (2086, 9978), (3129, 6652), (3326, 6258), (4172, 4989)]