19082581084

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1\times {\mathrm{12227}}^1$

素因数の和:12778

約数の個数: 48

約数和(自身を含む): 38538743040

約数和(自身を除く): 19456161956

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 401, 556, 802, 973, 1604, 1946, 2807, 3892, 5614, 11228, 12227, 24454, 48908, 55739, 85589, 111478, 171178, 222956, 342356, 390173, 780346, 1560692, 1699553, 3399106, 4903027, 6798212, 9806054, 11896871, 19612108, 23793742, 34321189, 47587484, 68642378, 137284756, 681520753, 1363041506, 2726083012, 4770645271, 9541290542, 19082581084]

約数ペア:

[(1, 19082581084), (2, 9541290542), (4, 4770645271), (7, 2726083012), (14, 1363041506), (28, 681520753), (139, 137284756), (278, 68642378), (401, 47587484), (556, 34321189), (802, 23793742), (973, 19612108), (1604, 11896871), (1946, 9806054), (2807, 6798212), (3892, 4903027), (5614, 3399106), (11228, 1699553), (12227, 1560692), (24454, 780346), (48908, 390173), (55739, 342356), (85589, 222956), (111478, 171178)]