15545131472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{74736209}}^1$

素因数の和:74736230

約数の個数: 20

約数和(自身を含む): 32435515140

約数和(自身を除く): 16890383668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 74736209, 149472418, 298944836, 597889672, 971570717, 1195779344, 1943141434, 3886282868, 7772565736, 15545131472]

約数ペア:

[(1, 15545131472), (2, 7772565736), (4, 3886282868), (8, 1943141434), (13, 1195779344), (16, 971570717), (26, 597889672), (52, 298944836), (104, 149472418), (208, 74736209)]