19656890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2153}}^1$

素因数の和:2254

約数の個数: 32

約数和(自身を含む): 39082176

約数和(自身を除く): 19425286

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2153, 4306, 4565, 9130, 10765, 21530, 23683, 47366, 118415, 178699, 236830, 357398, 893495, 1786990, 1965689, 3931378, 9828445, 19656890]

約数ペア:

[(1, 19656890), (2, 9828445), (5, 3931378), (10, 1965689), (11, 1786990), (22, 893495), (55, 357398), (83, 236830), (110, 178699), (166, 118415), (415, 47366), (830, 23683), (913, 21530), (1826, 10765), (2153, 9130), (4306, 4565)]