16780712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{509}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 34057800

約数和(自身を除く): 17277088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 317, 509, 634, 1018, 1268, 2036, 2536, 4072, 4121, 6617, 8242, 13234, 16484, 26468, 32968, 52936, 161353, 322706, 645412, 1290824, 2097589, 4195178, 8390356, 16780712]

約数ペア:

[(1, 16780712), (2, 8390356), (4, 4195178), (8, 2097589), (13, 1290824), (26, 645412), (52, 322706), (104, 161353), (317, 52936), (509, 32968), (634, 26468), (1018, 16484), (1268, 13234), (2036, 8242), (2536, 6617), (4072, 4121)]