16644472

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{947}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 33843600

約数和(自身を除く): 17199128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 947, 1352, 1894, 2197, 3788, 4394, 7576, 8788, 12311, 17576, 24622, 49244, 98488, 160043, 320086, 640172, 1280344, 2080559, 4161118, 8322236, 16644472]

約数ペア:

[(1, 16644472), (2, 8322236), (4, 4161118), (8, 2080559), (13, 1280344), (26, 640172), (52, 320086), (104, 160043), (169, 98488), (338, 49244), (676, 24622), (947, 17576), (1352, 12311), (1894, 8788), (2197, 7576), (3788, 4394)]