20077888544

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{4909}}^1$

素因数の和:5007

約数の個数: 144

約数和(自身を含む): 49146350400

約数和(自身を除く): 29068461856

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 76, 112, 124, 133, 152, 217, 224, 248, 266, 304, 434, 496, 532, 589, 608, 868, 961, 992, 1064, 1178, 1736, 1922, 2128, 2356, 3472, 3844, 4123, 4256, 4712, 4909, 6727, 6944, 7688, 8246, 9424, 9818, 13454, 15376, 16492, 18259, 18848, 19636, 26908, 30752, 32984, 34363, 36518, 39272, 53816, 65968, 68726, 73036, 78544, 93271, 107632, 127813, 131936, 137452, 146072, 152179, 157088, 186542, 215264, 255626, 274904, 292144, 304358, 373084, 511252, 549808, 584288, 608716, 652897, 746168, 1022504, 1065253, 1099616, 1217432, 1305794, 1492336, 2045008, 2130506, 2434864, 2611588, 2891401, 2984672, 4090016, 4261012, 4717549, 4869728, 5223176, 5782802, 8522024, 9435098, 10446352, 11565604, 17044048, 18870196, 20239807, 20892704, 23131208, 33022843, 34088096, 37740392, 40479614, 46262416, 66045686, 75480784, 80959228, 89633431, 92524832, 132091372, 150961568, 161918456, 179266862, 264182744, 323836912, 358533724, 528365488, 627434017, 647673824, 717067448, 1056730976, 1254868034, 1434134896, 2509736068, 2868269792, 5019472136, 10038944272, 20077888544]

約数ペア:

[(1, 20077888544), (2, 10038944272), (4, 5019472136), (7, 2868269792), (8, 2509736068), (14, 1434134896), (16, 1254868034), (19, 1056730976), (28, 717067448), (31, 647673824), (32, 627434017), (38, 528365488), (56, 358533724), (62, 323836912), (76, 264182744), (112, 179266862), (124, 161918456), (133, 150961568), (152, 132091372), (217, 92524832), (224, 89633431), (248, 80959228), (266, 75480784), (304, 66045686), (434, 46262416), (496, 40479614), (532, 37740392), (589, 34088096), (608, 33022843), (868, 23131208), (961, 20892704), (992, 20239807), (1064, 18870196), (1178, 17044048), (1736, 11565604), (1922, 10446352), (2128, 9435098), (2356, 8522024), (3472, 5782802), (3844, 5223176), (4123, 4869728), (4256, 4717549), (4712, 4261012), (4909, 4090016), (6727, 2984672), (6944, 2891401), (7688, 2611588), (8246, 2434864), (9424, 2130506), (9818, 2045008), (13454, 1492336), (15376, 1305794), (16492, 1217432), (18259, 1099616), (18848, 1065253), (19636, 1022504), (26908, 746168), (30752, 652897), (32984, 608716), (34363, 584288), (36518, 549808), (39272, 511252), (53816, 373084), (65968, 304358), (68726, 292144), (73036, 274904), (78544, 255626), (93271, 215264), (107632, 186542), (127813, 157088), (131936, 152179), (137452, 146072)]