220131392

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{264581}}^1$

素因数の和:264606

約数の個数: 28

約数和(自身を含む): 470426796

約数和(自身を除く): 250295404

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 264581, 529162, 1058324, 2116648, 3439553, 4233296, 6879106, 8466592, 13758212, 16933184, 27516424, 55032848, 110065696, 220131392]

約数ペア:

[(1, 220131392), (2, 110065696), (4, 55032848), (8, 27516424), (13, 16933184), (16, 13758212), (26, 8466592), (32, 6879106), (52, 4233296), (64, 3439553), (104, 2116648), (208, 1058324), (416, 529162), (832, 264581)]