19729120322

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1\times {\mathrm{1459}}^1$

素因数の和:2202

約数の個数: 32

約数和(自身を含む): 30284371200

約数和(自身を除く): 10555250878

約数列:

[1, 2, 61, 122, 271, 409, 542, 818, 1459, 2918, 16531, 24949, 33062, 49898, 88999, 110839, 177998, 221678, 395389, 596731, 790778, 1193462, 6761179, 13522358, 24118729, 36400591, 48237458, 72801182, 161714101, 323428202, 9864560161, 19729120322]

約数ペア:

[(1, 19729120322), (2, 9864560161), (61, 323428202), (122, 161714101), (271, 72801182), (409, 48237458), (542, 36400591), (818, 24118729), (1459, 13522358), (2918, 6761179), (16531, 1193462), (24949, 790778), (33062, 596731), (49898, 395389), (88999, 221678), (110839, 177998)]