20138486256

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{39719}}^1$

素因数の和:40243

約数の個数: 120

約数和(自身を含む): 64540869120

約数和(自身を除く): 44402382864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 503, 504, 1006, 1008, 1509, 2012, 3018, 3521, 4024, 4527, 6036, 7042, 8048, 9054, 10563, 12072, 14084, 18108, 21126, 24144, 28168, 31689, 36216, 39719, 42252, 56336, 63378, 72432, 79438, 84504, 119157, 126756, 158876, 169008, 238314, 253512, 278033, 317752, 357471, 476628, 507024, 556066, 635504, 714942, 834099, 953256, 1112132, 1429884, 1668198, 1906512, 2224264, 2502297, 2859768, 3336396, 4448528, 5004594, 5719536, 6672792, 10009188, 13345584, 19978657, 20018376, 39957314, 40036752, 59935971, 79914628, 119871942, 139850599, 159829256, 179807913, 239743884, 279701198, 319658512, 359615826, 419551797, 479487768, 559402396, 719231652, 839103594, 958975536, 1118804792, 1258655391, 1438463304, 1678207188, 2237609584, 2517310782, 2876926608, 3356414376, 5034621564, 6712828752, 10069243128, 20138486256]

約数ペア:

[(1, 20138486256), (2, 10069243128), (3, 6712828752), (4, 5034621564), (6, 3356414376), (7, 2876926608), (8, 2517310782), (9, 2237609584), (12, 1678207188), (14, 1438463304), (16, 1258655391), (18, 1118804792), (21, 958975536), (24, 839103594), (28, 719231652), (36, 559402396), (42, 479487768), (48, 419551797), (56, 359615826), (63, 319658512), (72, 279701198), (84, 239743884), (112, 179807913), (126, 159829256), (144, 139850599), (168, 119871942), (252, 79914628), (336, 59935971), (503, 40036752), (504, 39957314), (1006, 20018376), (1008, 19978657), (1509, 13345584), (2012, 10009188), (3018, 6672792), (3521, 5719536), (4024, 5004594), (4527, 4448528), (6036, 3336396), (7042, 2859768), (8048, 2502297), (9054, 2224264), (10563, 1906512), (12072, 1668198), (14084, 1429884), (18108, 1112132), (21126, 953256), (24144, 834099), (28168, 714942), (31689, 635504), (36216, 556066), (39719, 507024), (42252, 476628), (56336, 357471), (63378, 317752), (72432, 278033), (79438, 253512), (84504, 238314), (119157, 169008), (126756, 158876)]