19689472

素因数分解:

$2^{12}\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:77

約数の個数: 104

約数和(自身を含む): 47180160

約数和(自身を除く): 27490688

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 32, 38, 44, 46, 64, 76, 88, 92, 128, 152, 176, 184, 209, 253, 256, 304, 352, 368, 418, 437, 506, 512, 608, 704, 736, 836, 874, 1012, 1024, 1216, 1408, 1472, 1672, 1748, 2024, 2048, 2432, 2816, 2944, 3344, 3496, 4048, 4096, 4807, 4864, 5632, 5888, 6688, 6992, 8096, 9614, 9728, 11264, 11776, 13376, 13984, 16192, 19228, 19456, 22528, 23552, 26752, 27968, 32384, 38456, 38912, 45056, 47104, 53504, 55936, 64768, 76912, 77824, 94208, 107008, 111872, 129536, 153824, 214016, 223744, 259072, 307648, 428032, 447488, 518144, 615296, 856064, 894976, 1036288, 1230592, 1789952, 2461184, 4922368, 9844736, 19689472]

約数ペア:

[(1, 19689472), (2, 9844736), (4, 4922368), (8, 2461184), (11, 1789952), (16, 1230592), (19, 1036288), (22, 894976), (23, 856064), (32, 615296), (38, 518144), (44, 447488), (46, 428032), (64, 307648), (76, 259072), (88, 223744), (92, 214016), (128, 153824), (152, 129536), (176, 111872), (184, 107008), (209, 94208), (253, 77824), (256, 76912), (304, 64768), (352, 55936), (368, 53504), (418, 47104), (437, 45056), (506, 38912), (512, 38456), (608, 32384), (704, 27968), (736, 26752), (836, 23552), (874, 22528), (1012, 19456), (1024, 19228), (1216, 16192), (1408, 13984), (1472, 13376), (1672, 11776), (1748, 11264), (2024, 9728), (2048, 9614), (2432, 8096), (2816, 6992), (2944, 6688), (3344, 5888), (3496, 5632), (4048, 4864), (4096, 4807)]