18087050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 36009600

約数和(自身を除く): 17922550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 79, 95, 158, 190, 241, 395, 475, 482, 790, 950, 1205, 1501, 1975, 2410, 3002, 3950, 4579, 6025, 7505, 9158, 12050, 15010, 19039, 22895, 37525, 38078, 45790, 75050, 95195, 114475, 190390, 228950, 361741, 475975, 723482, 951950, 1808705, 3617410, 9043525, 18087050]

約数ペア:

[(1, 18087050), (2, 9043525), (5, 3617410), (10, 1808705), (19, 951950), (25, 723482), (38, 475975), (50, 361741), (79, 228950), (95, 190390), (158, 114475), (190, 95195), (241, 75050), (395, 45790), (475, 38078), (482, 37525), (790, 22895), (950, 19039), (1205, 15010), (1501, 12050), (1975, 9158), (2410, 7505), (3002, 6025), (3950, 4579)]