201821788

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{35507}}^1$

素因数の和:35554

約数の個数: 36

約数和(自身を含む): 425030760

約数和(自身を除く): 223208972

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 5684, 35507, 71014, 142028, 248549, 497098, 994196, 1029703, 1739843, 2059406, 3479686, 4118812, 6959372, 7207921, 14415842, 28831684, 50455447, 100910894, 201821788]

約数ペア:

[(1, 201821788), (2, 100910894), (4, 50455447), (7, 28831684), (14, 14415842), (28, 7207921), (29, 6959372), (49, 4118812), (58, 3479686), (98, 2059406), (116, 1739843), (196, 1029703), (203, 994196), (406, 497098), (812, 248549), (1421, 142028), (2842, 71014), (5684, 35507)]