15690656

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 32931360

約数和(自身を除く): 17240704

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 131, 152, 197, 262, 304, 394, 524, 608, 788, 1048, 1576, 2096, 2489, 3152, 3743, 4192, 4978, 6304, 7486, 9956, 14972, 19912, 25807, 29944, 39824, 51614, 59888, 79648, 103228, 119776, 206456, 412912, 490333, 825824, 980666, 1961332, 3922664, 7845328, 15690656]

約数ペア:

[(1, 15690656), (2, 7845328), (4, 3922664), (8, 1961332), (16, 980666), (19, 825824), (32, 490333), (38, 412912), (76, 206456), (131, 119776), (152, 103228), (197, 79648), (262, 59888), (304, 51614), (394, 39824), (524, 29944), (608, 25807), (788, 19912), (1048, 14972), (1576, 9956), (2096, 7486), (2489, 6304), (3152, 4978), (3743, 4192)]