20238218

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:963

約数の個数: 48

約数和(自身を含む): 41112960

約数和(自身を除く): 20874742

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 121, 143, 154, 182, 242, 286, 847, 919, 1001, 1573, 1694, 1838, 2002, 3146, 6433, 10109, 11011, 11947, 12866, 20218, 22022, 23894, 70763, 83629, 111199, 131417, 141526, 167258, 222398, 262834, 778393, 919919, 1445587, 1556786, 1839838, 2891174, 10119109, 20238218]

約数ペア:

[(1, 20238218), (2, 10119109), (7, 2891174), (11, 1839838), (13, 1556786), (14, 1445587), (22, 919919), (26, 778393), (77, 262834), (91, 222398), (121, 167258), (143, 141526), (154, 131417), (182, 111199), (242, 83629), (286, 70763), (847, 23894), (919, 22022), (1001, 20218), (1573, 12866), (1694, 11947), (1838, 11011), (2002, 10109), (3146, 6433)]