18419007

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 27447552

約数和(自身を除く): 9028545

約数列:

[1, 3, 17, 37, 43, 51, 111, 129, 227, 629, 681, 731, 1591, 1887, 2193, 3859, 4773, 8399, 9761, 11577, 25197, 27047, 29283, 81141, 142783, 165937, 361157, 428349, 497811, 1083471, 6139669, 18419007]

約数ペア:

[(1, 18419007), (3, 6139669), (17, 1083471), (37, 497811), (43, 428349), (51, 361157), (111, 165937), (129, 142783), (227, 81141), (629, 29283), (681, 27047), (731, 25197), (1591, 11577), (1887, 9761), (2193, 8399), (3859, 4773)]