20328864384

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{72421}}^1$

素因数の和:72498

約数の個数: 128

約数和(自身を含む): 58505388480

約数和(自身を除く): 38176524096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 43, 48, 51, 64, 68, 86, 96, 102, 128, 129, 136, 172, 192, 204, 258, 272, 344, 384, 408, 516, 544, 688, 731, 816, 1032, 1088, 1376, 1462, 1632, 2064, 2176, 2193, 2752, 2924, 3264, 4128, 4386, 5504, 5848, 6528, 8256, 8772, 11696, 16512, 17544, 23392, 35088, 46784, 70176, 72421, 93568, 140352, 144842, 217263, 280704, 289684, 434526, 579368, 869052, 1158736, 1231157, 1738104, 2317472, 2462314, 3114103, 3476208, 3693471, 4634944, 4924628, 6228206, 6952416, 7386942, 9269888, 9342309, 9849256, 12456412, 13904832, 14773884, 18684618, 19698512, 24912824, 27809664, 29547768, 37369236, 39397024, 49825648, 52939751, 59095536, 74738472, 78794048, 99651296, 105879502, 118191072, 149476944, 157588096, 158819253, 199302592, 211759004, 236382144, 298953888, 317638506, 398605184, 423518008, 472764288, 597907776, 635277012, 847036016, 1195815552, 1270554024, 1694072032, 2541108048, 3388144064, 5082216096, 6776288128, 10164432192, 20328864384]

約数ペア:

[(1, 20328864384), (2, 10164432192), (3, 6776288128), (4, 5082216096), (6, 3388144064), (8, 2541108048), (12, 1694072032), (16, 1270554024), (17, 1195815552), (24, 847036016), (32, 635277012), (34, 597907776), (43, 472764288), (48, 423518008), (51, 398605184), (64, 317638506), (68, 298953888), (86, 236382144), (96, 211759004), (102, 199302592), (128, 158819253), (129, 157588096), (136, 149476944), (172, 118191072), (192, 105879502), (204, 99651296), (258, 78794048), (272, 74738472), (344, 59095536), (384, 52939751), (408, 49825648), (516, 39397024), (544, 37369236), (688, 29547768), (731, 27809664), (816, 24912824), (1032, 19698512), (1088, 18684618), (1376, 14773884), (1462, 13904832), (1632, 12456412), (2064, 9849256), (2176, 9342309), (2193, 9269888), (2752, 7386942), (2924, 6952416), (3264, 6228206), (4128, 4924628), (4386, 4634944), (5504, 3693471), (5848, 3476208), (6528, 3114103), (8256, 2462314), (8772, 2317472), (11696, 1738104), (16512, 1231157), (17544, 1158736), (23392, 869052), (35088, 579368), (46784, 434526), (70176, 289684), (72421, 280704), (93568, 217263), (140352, 144842)]