20453568

素因数分解:

$2^6\times 3^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:669

約数の個数: 56

約数和(自身を含む): 54449472

約数和(自身を除く): 33995904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 307, 347, 614, 694, 921, 1041, 1228, 1388, 1842, 2082, 2456, 2776, 3684, 4164, 4912, 5552, 7368, 8328, 9824, 11104, 14736, 16656, 19648, 22208, 29472, 33312, 58944, 66624, 106529, 213058, 319587, 426116, 639174, 852232, 1278348, 1704464, 2556696, 3408928, 5113392, 6817856, 10226784, 20453568]

約数ペア:

[(1, 20453568), (2, 10226784), (3, 6817856), (4, 5113392), (6, 3408928), (8, 2556696), (12, 1704464), (16, 1278348), (24, 852232), (32, 639174), (48, 426116), (64, 319587), (96, 213058), (192, 106529), (307, 66624), (347, 58944), (614, 33312), (694, 29472), (921, 22208), (1041, 19648), (1228, 16656), (1388, 14736), (1842, 11104), (2082, 9824), (2456, 8328), (2776, 7368), (3684, 5552), (4164, 4912)]