16642990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18289}}^1$

素因数の和:18316

約数の個数: 32

約数和(自身を含む): 36872640

約数和(自身を除く): 20229650

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 18289, 36578, 91445, 128023, 182890, 237757, 256046, 475514, 640115, 1188785, 1280230, 1664299, 2377570, 3328598, 8321495, 16642990]

約数ペア:

[(1, 16642990), (2, 8321495), (5, 3328598), (7, 2377570), (10, 1664299), (13, 1280230), (14, 1188785), (26, 640115), (35, 475514), (65, 256046), (70, 237757), (91, 182890), (130, 128023), (182, 91445), (455, 36578), (910, 18289)]