19665450

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{2081}}^1$

素因数の和:2109

約数の個数: 96

約数和(自身を含む): 61960320

約数和(自身を除く): 42294870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 90, 105, 126, 135, 150, 175, 189, 210, 225, 270, 315, 350, 378, 450, 525, 630, 675, 945, 1050, 1350, 1575, 1890, 2081, 3150, 4162, 4725, 6243, 9450, 10405, 12486, 14567, 18729, 20810, 29134, 31215, 37458, 43701, 52025, 56187, 62430, 72835, 87402, 93645, 104050, 112374, 131103, 145670, 156075, 187290, 218505, 262206, 280935, 312150, 364175, 393309, 437010, 468225, 561870, 655515, 728350, 786618, 936450, 1092525, 1311030, 1404675, 1966545, 2185050, 2809350, 3277575, 3933090, 6555150, 9832725, 19665450]

約数ペア:

[(1, 19665450), (2, 9832725), (3, 6555150), (5, 3933090), (6, 3277575), (7, 2809350), (9, 2185050), (10, 1966545), (14, 1404675), (15, 1311030), (18, 1092525), (21, 936450), (25, 786618), (27, 728350), (30, 655515), (35, 561870), (42, 468225), (45, 437010), (50, 393309), (54, 364175), (63, 312150), (70, 280935), (75, 262206), (90, 218505), (105, 187290), (126, 156075), (135, 145670), (150, 131103), (175, 112374), (189, 104050), (210, 93645), (225, 87402), (270, 72835), (315, 62430), (350, 56187), (378, 52025), (450, 43701), (525, 37458), (630, 31215), (675, 29134), (945, 20810), (1050, 18729), (1350, 14567), (1575, 12486), (1890, 10405), (2081, 9450), (3150, 6243), (4162, 4725)]