201920296

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 403250400

約数和(自身を除く): 201330104

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 361, 503, 556, 722, 1006, 1112, 1444, 2012, 2641, 2888, 4024, 5282, 9557, 10564, 19114, 21128, 38228, 50179, 69917, 76456, 100358, 139834, 181583, 200716, 279668, 363166, 401432, 559336, 726332, 1328423, 1452664, 2656846, 5313692, 10627384, 25240037, 50480074, 100960148, 201920296]

約数ペア:

[(1, 201920296), (2, 100960148), (4, 50480074), (8, 25240037), (19, 10627384), (38, 5313692), (76, 2656846), (139, 1452664), (152, 1328423), (278, 726332), (361, 559336), (503, 401432), (556, 363166), (722, 279668), (1006, 200716), (1112, 181583), (1444, 139834), (2012, 100358), (2641, 76456), (2888, 69917), (4024, 50179), (5282, 38228), (9557, 21128), (10564, 19114)]