17913890

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 15180766

約数列:

[1, 2, 5, 10, 83, 113, 166, 191, 226, 382, 415, 565, 830, 955, 1130, 1910, 9379, 15853, 18758, 21583, 31706, 43166, 46895, 79265, 93790, 107915, 158530, 215830, 1791389, 3582778, 8956945, 17913890]

約数ペア:

[(1, 17913890), (2, 8956945), (5, 3582778), (10, 1791389), (83, 215830), (113, 158530), (166, 107915), (191, 93790), (226, 79265), (382, 46895), (415, 43166), (565, 31706), (830, 21583), (955, 18758), (1130, 15853), (1910, 9379)]