20511252

素因数分解:

$2^2\times 3^3\times {\mathrm{179}}^1\times {\mathrm{1061}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 53524800

約数和(自身を除く): 33013548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 179, 358, 537, 716, 1061, 1074, 1611, 2122, 2148, 3183, 3222, 4244, 4833, 6366, 6444, 9549, 9666, 12732, 19098, 19332, 28647, 38196, 57294, 114588, 189919, 379838, 569757, 759676, 1139514, 1709271, 2279028, 3418542, 5127813, 6837084, 10255626, 20511252]

約数ペア:

[(1, 20511252), (2, 10255626), (3, 6837084), (4, 5127813), (6, 3418542), (9, 2279028), (12, 1709271), (18, 1139514), (27, 759676), (36, 569757), (54, 379838), (108, 189919), (179, 114588), (358, 57294), (537, 38196), (716, 28647), (1061, 19332), (1074, 19098), (1611, 12732), (2122, 9666), (2148, 9549), (3183, 6444), (3222, 6366), (4244, 4833)]