20178582588

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{38237}}^1$

素因数の和:38491

約数の個数: 72

約数和(自身を含む): 51860822832

約数和(自身を除く): 31682240244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 137, 214, 274, 321, 411, 428, 548, 642, 822, 963, 1233, 1284, 1644, 1926, 2466, 3852, 4932, 14659, 29318, 38237, 43977, 58636, 76474, 87954, 114711, 131931, 152948, 175908, 229422, 263862, 344133, 458844, 527724, 688266, 1376532, 4091359, 5238469, 8182718, 10476938, 12274077, 15715407, 16365436, 20953876, 24548154, 31430814, 36822231, 47146221, 49096308, 62861628, 73644462, 94292442, 147288924, 188584884, 560516183, 1121032366, 1681548549, 2242064732, 3363097098, 5044645647, 6726194196, 10089291294, 20178582588]

約数ペア:

[(1, 20178582588), (2, 10089291294), (3, 6726194196), (4, 5044645647), (6, 3363097098), (9, 2242064732), (12, 1681548549), (18, 1121032366), (36, 560516183), (107, 188584884), (137, 147288924), (214, 94292442), (274, 73644462), (321, 62861628), (411, 49096308), (428, 47146221), (548, 36822231), (642, 31430814), (822, 24548154), (963, 20953876), (1233, 16365436), (1284, 15715407), (1644, 12274077), (1926, 10476938), (2466, 8182718), (3852, 5238469), (4932, 4091359), (14659, 1376532), (29318, 688266), (38237, 527724), (43977, 458844), (58636, 344133), (76474, 263862), (87954, 229422), (114711, 175908), (131931, 152948)]