1998751572

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{638171}}^1$

素因数の和:638213

約数の個数: 48

約数和(自身を含む): 5360644800

約数和(自身を除く): 3361893228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 638171, 1276342, 1914513, 2552684, 3829026, 5743539, 7658052, 11487078, 17230617, 18506959, 22974156, 34461234, 37013918, 55520877, 68922468, 74027836, 111041754, 166562631, 222083508, 333125262, 499687893, 666250524, 999375786, 1998751572]

約数ペア:

[(1, 1998751572), (2, 999375786), (3, 666250524), (4, 499687893), (6, 333125262), (9, 222083508), (12, 166562631), (18, 111041754), (27, 74027836), (29, 68922468), (36, 55520877), (54, 37013918), (58, 34461234), (87, 22974156), (108, 18506959), (116, 17230617), (174, 11487078), (261, 7658052), (348, 5743539), (522, 3829026), (783, 2552684), (1044, 1914513), (1566, 1276342), (3132, 638171)]