194809888

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:559

約数の個数: 144

約数和(自身を含む): 506761920

約数和(自身を除く): 311952032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 182, 196, 208, 224, 247, 266, 304, 364, 392, 416, 494, 503, 532, 608, 637, 728, 784, 931, 988, 1006, 1064, 1274, 1456, 1568, 1729, 1862, 1976, 2012, 2128, 2548, 2912, 3458, 3521, 3724, 3952, 4024, 4256, 5096, 6539, 6916, 7042, 7448, 7904, 8048, 9557, 10192, 12103, 13078, 13832, 14084, 14896, 16096, 19114, 20384, 24206, 24647, 26156, 27664, 28168, 29792, 38228, 45773, 48412, 49294, 52312, 55328, 56336, 66899, 76456, 91546, 96824, 98588, 104624, 112672, 124241, 133798, 152912, 183092, 193648, 197176, 209248, 248482, 267596, 305824, 320411, 366184, 387296, 394352, 468293, 496964, 535192, 640822, 732368, 788704, 869687, 936586, 993928, 1070384, 1281644, 1464736, 1739374, 1873172, 1987856, 2140768, 2563288, 3478748, 3746344, 3975712, 5126576, 6087809, 6957496, 7492688, 10253152, 12175618, 13914992, 14985376, 24351236, 27829984, 48702472, 97404944, 194809888]

約数ペア:

[(1, 194809888), (2, 97404944), (4, 48702472), (7, 27829984), (8, 24351236), (13, 14985376), (14, 13914992), (16, 12175618), (19, 10253152), (26, 7492688), (28, 6957496), (32, 6087809), (38, 5126576), (49, 3975712), (52, 3746344), (56, 3478748), (76, 2563288), (91, 2140768), (98, 1987856), (104, 1873172), (112, 1739374), (133, 1464736), (152, 1281644), (182, 1070384), (196, 993928), (208, 936586), (224, 869687), (247, 788704), (266, 732368), (304, 640822), (364, 535192), (392, 496964), (416, 468293), (494, 394352), (503, 387296), (532, 366184), (608, 320411), (637, 305824), (728, 267596), (784, 248482), (931, 209248), (988, 197176), (1006, 193648), (1064, 183092), (1274, 152912), (1456, 133798), (1568, 124241), (1729, 112672), (1862, 104624), (1976, 98588), (2012, 96824), (2128, 91546), (2548, 76456), (2912, 66899), (3458, 56336), (3521, 55328), (3724, 52312), (3952, 49294), (4024, 48412), (4256, 45773), (5096, 38228), (6539, 29792), (6916, 28168), (7042, 27664), (7448, 26156), (7904, 24647), (8048, 24206), (9557, 20384), (10192, 19114), (12103, 16096), (13078, 14896), (13832, 14084)]