19462518

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:259

約数の個数: 80

約数和(自身を含む): 47672064

約数和(自身を除く): 28209546

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 37, 51, 54, 74, 81, 102, 111, 153, 162, 191, 222, 306, 333, 382, 459, 573, 629, 666, 918, 999, 1146, 1258, 1377, 1719, 1887, 1998, 2754, 2997, 3247, 3438, 3774, 5157, 5661, 5994, 6494, 7067, 9741, 10314, 11322, 14134, 15471, 16983, 19482, 21201, 29223, 30942, 33966, 42402, 50949, 58446, 63603, 87669, 101898, 120139, 127206, 175338, 190809, 240278, 263007, 360417, 381618, 526014, 572427, 720834, 1081251, 1144854, 2162502, 3243753, 6487506, 9731259, 19462518]

約数ペア:

[(1, 19462518), (2, 9731259), (3, 6487506), (6, 3243753), (9, 2162502), (17, 1144854), (18, 1081251), (27, 720834), (34, 572427), (37, 526014), (51, 381618), (54, 360417), (74, 263007), (81, 240278), (102, 190809), (111, 175338), (153, 127206), (162, 120139), (191, 101898), (222, 87669), (306, 63603), (333, 58446), (382, 50949), (459, 42402), (573, 33966), (629, 30942), (666, 29223), (918, 21201), (999, 19482), (1146, 16983), (1258, 15471), (1377, 14134), (1719, 11322), (1887, 10314), (1998, 9741), (2754, 7067), (2997, 6494), (3247, 5994), (3438, 5661), (3774, 5157)]