2018156777

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{15607}}^1$

素因数の和:15670

約数の個数: 32

約数和(自身を含む): 2622144000

約数和(自身を除く): 603987223

約数列:

[1, 7, 13, 29, 49, 91, 203, 343, 377, 637, 1421, 2639, 4459, 9947, 15607, 18473, 109249, 129311, 202891, 452603, 764743, 1420237, 3168221, 5353201, 5883839, 9941659, 22177547, 41186873, 69591613, 155242829, 288308111, 2018156777]

約数ペア:

[(1, 2018156777), (7, 288308111), (13, 155242829), (29, 69591613), (49, 41186873), (91, 22177547), (203, 9941659), (343, 5883839), (377, 5353201), (637, 3168221), (1421, 1420237), (2639, 764743), (4459, 452603), (9947, 202891), (15607, 129311), (18473, 109249)]