13921072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 32497920

約数和(自身を除く): 18576848

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 176, 181, 184, 209, 253, 304, 362, 368, 418, 437, 506, 724, 836, 874, 1012, 1448, 1672, 1748, 1991, 2024, 2896, 3344, 3439, 3496, 3982, 4048, 4163, 4807, 6878, 6992, 7964, 8326, 9614, 13756, 15928, 16652, 19228, 27512, 31856, 33304, 37829, 38456, 45793, 55024, 66608, 75658, 76912, 79097, 91586, 151316, 158194, 183172, 302632, 316388, 366344, 605264, 632776, 732688, 870067, 1265552, 1740134, 3480268, 6960536, 13921072]

約数ペア:

[(1, 13921072), (2, 6960536), (4, 3480268), (8, 1740134), (11, 1265552), (16, 870067), (19, 732688), (22, 632776), (23, 605264), (38, 366344), (44, 316388), (46, 302632), (76, 183172), (88, 158194), (92, 151316), (152, 91586), (176, 79097), (181, 76912), (184, 75658), (209, 66608), (253, 55024), (304, 45793), (362, 38456), (368, 37829), (418, 33304), (437, 31856), (506, 27512), (724, 19228), (836, 16652), (874, 15928), (1012, 13756), (1448, 9614), (1672, 8326), (1748, 7964), (1991, 6992), (2024, 6878), (2896, 4807), (3344, 4163), (3439, 4048), (3496, 3982)]