328908688

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{555589}}^1$

素因数の和:555634

約数の個数: 20

約数和(自身を含む): 654485020

約数和(自身を除く): 325576332

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 555589, 1111178, 2222356, 4444712, 8889424, 20556793, 41113586, 82227172, 164454344, 328908688]

約数ペア:

[(1, 328908688), (2, 164454344), (4, 82227172), (8, 41113586), (16, 20556793), (37, 8889424), (74, 4444712), (148, 2222356), (296, 1111178), (592, 555589)]