20153560384

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{4729}}^1\times {\mathrm{3917}}^1$

素因数の和:8675

約数の個数: 56

約数和(自身を含む): 42364472040

約数和(自身を除く): 22210911656

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 3917, 4729, 7834, 9458, 15668, 18916, 31336, 37832, 62672, 66589, 75664, 80393, 125344, 133178, 151328, 160786, 250688, 266356, 302656, 321572, 532712, 643144, 1065424, 1286288, 2130848, 2572576, 4261696, 5145152, 18523493, 37046986, 74093972, 148187944, 296375888, 314899381, 592751776, 629798762, 1185503552, 1259597524, 2519195048, 5038390096, 10076780192, 20153560384]

約数ペア:

[(1, 20153560384), (2, 10076780192), (4, 5038390096), (8, 2519195048), (16, 1259597524), (17, 1185503552), (32, 629798762), (34, 592751776), (64, 314899381), (68, 296375888), (136, 148187944), (272, 74093972), (544, 37046986), (1088, 18523493), (3917, 5145152), (4729, 4261696), (7834, 2572576), (9458, 2130848), (15668, 1286288), (18916, 1065424), (31336, 643144), (37832, 532712), (62672, 321572), (66589, 302656), (75664, 266356), (80393, 250688), (125344, 160786), (133178, 151328)]