20595078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1097}}^1$

素因数の和:1261

約数の個数: 48

約数和(自身を含む): 51386400

約数和(自身を除く): 30791322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 149, 298, 447, 894, 1043, 1097, 1341, 2086, 2194, 2682, 3129, 3291, 6258, 6582, 7679, 9387, 9873, 15358, 18774, 19746, 23037, 46074, 69111, 138222, 163453, 326906, 490359, 980718, 1144171, 1471077, 2288342, 2942154, 3432513, 6865026, 10297539, 20595078]

約数ペア:

[(1, 20595078), (2, 10297539), (3, 6865026), (6, 3432513), (7, 2942154), (9, 2288342), (14, 1471077), (18, 1144171), (21, 980718), (42, 490359), (63, 326906), (126, 163453), (149, 138222), (298, 69111), (447, 46074), (894, 23037), (1043, 19746), (1097, 18774), (1341, 15358), (2086, 9873), (2194, 9387), (2682, 7679), (3129, 6582), (3291, 6258)]