209909128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{183487}}^1$

素因数の和:183517

約数の個数: 32

約数和(自身を含む): 462389760

約数和(自身を除く): 252480632

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 183487, 366974, 733948, 1467896, 2018357, 2385331, 4036714, 4770662, 8073428, 9541324, 16146856, 19082648, 26238641, 52477282, 104954564, 209909128]

約数ペア:

[(1, 209909128), (2, 104954564), (4, 52477282), (8, 26238641), (11, 19082648), (13, 16146856), (22, 9541324), (26, 8073428), (44, 4770662), (52, 4036714), (88, 2385331), (104, 2018357), (143, 1467896), (286, 733948), (572, 366974), (1144, 183487)]