19280996

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{503}}^1$

素因数の和:588

約数の個数: 36

約数和(自身を含む): 39711168

約数和(自身を除く): 20430172

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 503, 518, 1006, 1036, 1369, 2012, 2738, 3521, 5476, 7042, 9583, 14084, 18611, 19166, 37222, 38332, 74444, 130277, 260554, 521108, 688607, 1377214, 2754428, 4820249, 9640498, 19280996]

約数ペア:

[(1, 19280996), (2, 9640498), (4, 4820249), (7, 2754428), (14, 1377214), (28, 688607), (37, 521108), (74, 260554), (148, 130277), (259, 74444), (503, 38332), (518, 37222), (1006, 19166), (1036, 18611), (1369, 14084), (2012, 9583), (2738, 7042), (3521, 5476)]