20559528

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:552

約数の個数: 128

約数和(自身を含む): 66096000

約数和(自身を除く): 45536472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 27, 33, 34, 36, 44, 51, 54, 66, 68, 72, 88, 99, 102, 108, 132, 136, 153, 187, 198, 204, 216, 264, 297, 306, 374, 396, 408, 459, 509, 561, 594, 612, 748, 792, 918, 1018, 1122, 1188, 1224, 1496, 1527, 1683, 1836, 2036, 2244, 2376, 3054, 3366, 3672, 4072, 4488, 4581, 5049, 5599, 6108, 6732, 8653, 9162, 10098, 11198, 12216, 13464, 13743, 16797, 17306, 18324, 20196, 22396, 25959, 27486, 33594, 34612, 36648, 40392, 44792, 50391, 51918, 54972, 67188, 69224, 77877, 95183, 100782, 103836, 109944, 134376, 151173, 155754, 190366, 201564, 207672, 233631, 285549, 302346, 311508, 380732, 403128, 467262, 571098, 604692, 623016, 761464, 856647, 934524, 1142196, 1209384, 1713294, 1869048, 2284392, 2569941, 3426588, 5139882, 6853176, 10279764, 20559528]

約数ペア:

[(1, 20559528), (2, 10279764), (3, 6853176), (4, 5139882), (6, 3426588), (8, 2569941), (9, 2284392), (11, 1869048), (12, 1713294), (17, 1209384), (18, 1142196), (22, 934524), (24, 856647), (27, 761464), (33, 623016), (34, 604692), (36, 571098), (44, 467262), (51, 403128), (54, 380732), (66, 311508), (68, 302346), (72, 285549), (88, 233631), (99, 207672), (102, 201564), (108, 190366), (132, 155754), (136, 151173), (153, 134376), (187, 109944), (198, 103836), (204, 100782), (216, 95183), (264, 77877), (297, 69224), (306, 67188), (374, 54972), (396, 51918), (408, 50391), (459, 44792), (509, 40392), (561, 36648), (594, 34612), (612, 33594), (748, 27486), (792, 25959), (918, 22396), (1018, 20196), (1122, 18324), (1188, 17306), (1224, 16797), (1496, 13743), (1527, 13464), (1683, 12216), (1836, 11198), (2036, 10098), (2244, 9162), (2376, 8653), (3054, 6732), (3366, 6108), (3672, 5599), (4072, 5049), (4488, 4581)]