20340632

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1493}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 41413680

約数和(自身を除く): 21073048

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 1048, 1493, 1703, 2986, 3406, 5972, 6812, 11944, 13624, 19409, 38818, 77636, 155272, 195583, 391166, 782332, 1564664, 2542579, 5085158, 10170316, 20340632]

約数ペア:

[(1, 20340632), (2, 10170316), (4, 5085158), (8, 2542579), (13, 1564664), (26, 782332), (52, 391166), (104, 195583), (131, 155272), (262, 77636), (524, 38818), (1048, 19409), (1493, 13624), (1703, 11944), (2986, 6812), (3406, 5972)]