20147584

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 43623360

約数和(自身を除く): 23475776

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 64, 68, 94, 128, 136, 188, 197, 272, 376, 394, 544, 752, 788, 799, 1088, 1504, 1576, 1598, 2176, 3008, 3152, 3196, 3349, 6016, 6304, 6392, 6698, 9259, 12608, 12784, 13396, 18518, 25216, 25568, 26792, 37036, 51136, 53584, 74072, 102272, 107168, 148144, 157403, 214336, 296288, 314806, 428672, 592576, 629612, 1185152, 1259224, 2518448, 5036896, 10073792, 20147584]

約数ペア:

[(1, 20147584), (2, 10073792), (4, 5036896), (8, 2518448), (16, 1259224), (17, 1185152), (32, 629612), (34, 592576), (47, 428672), (64, 314806), (68, 296288), (94, 214336), (128, 157403), (136, 148144), (188, 107168), (197, 102272), (272, 74072), (376, 53584), (394, 51136), (544, 37036), (752, 26792), (788, 25568), (799, 25216), (1088, 18518), (1504, 13396), (1576, 12784), (1598, 12608), (2176, 9259), (3008, 6698), (3152, 6392), (3196, 6304), (3349, 6016)]