64299248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{309131}}^1$

素因数の和:309152

約数の個数: 20

約数和(自身を含む): 134163288

約数和(自身を除く): 69864040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 309131, 618262, 1236524, 2473048, 4018703, 4946096, 8037406, 16074812, 32149624, 64299248]

約数ペア:

[(1, 64299248), (2, 32149624), (4, 16074812), (8, 8037406), (13, 4946096), (16, 4018703), (26, 2473048), (52, 1236524), (104, 618262), (208, 309131)]