18259878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 45868032

約数和(自身を除く): 27608154

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 53, 78, 91, 106, 159, 182, 273, 318, 371, 546, 631, 689, 742, 1113, 1262, 1378, 1893, 2067, 2226, 3786, 4134, 4417, 4823, 8203, 8834, 9646, 13251, 14469, 16406, 24609, 26502, 28938, 33443, 49218, 57421, 66886, 100329, 114842, 172263, 200658, 234101, 344526, 434759, 468202, 702303, 869518, 1304277, 1404606, 2608554, 3043313, 6086626, 9129939, 18259878]

約数ペア:

[(1, 18259878), (2, 9129939), (3, 6086626), (6, 3043313), (7, 2608554), (13, 1404606), (14, 1304277), (21, 869518), (26, 702303), (39, 468202), (42, 434759), (53, 344526), (78, 234101), (91, 200658), (106, 172263), (159, 114842), (182, 100329), (273, 66886), (318, 57421), (371, 49218), (546, 33443), (631, 28938), (689, 26502), (742, 24609), (1113, 16406), (1262, 14469), (1378, 13251), (1893, 9646), (2067, 8834), (2226, 8203), (3786, 4823), (4134, 4417)]