20611032

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2184

約数の個数: 64

約数和(自身を含む): 57308160

約数和(自身を除く): 36697128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2131, 2418, 3224, 4262, 4836, 6393, 8524, 9672, 12786, 17048, 25572, 27703, 51144, 55406, 66061, 83109, 110812, 132122, 166218, 198183, 221624, 264244, 332436, 396366, 528488, 664872, 792732, 858793, 1585464, 1717586, 2576379, 3435172, 5152758, 6870344, 10305516, 20611032]

約数ペア:

[(1, 20611032), (2, 10305516), (3, 6870344), (4, 5152758), (6, 3435172), (8, 2576379), (12, 1717586), (13, 1585464), (24, 858793), (26, 792732), (31, 664872), (39, 528488), (52, 396366), (62, 332436), (78, 264244), (93, 221624), (104, 198183), (124, 166218), (156, 132122), (186, 110812), (248, 83109), (312, 66061), (372, 55406), (403, 51144), (744, 27703), (806, 25572), (1209, 17048), (1612, 12786), (2131, 9672), (2418, 8524), (3224, 6393), (4262, 4836)]