208953313472

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{1151}}^1\times {\mathrm{20407}}^1$

素因数の和:21709

約数の個数: 56

約数和(自身を含む): 418008084480

約数和(自身を除く): 209054771008

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 1151, 2224, 2302, 4448, 4604, 8896, 9208, 18416, 20407, 36832, 40814, 73664, 81628, 159989, 163256, 319978, 326512, 639956, 653024, 1279912, 1306048, 2559824, 2836573, 5119648, 5673146, 10239296, 11346292, 22692584, 23488457, 45385168, 46976914, 90770336, 93953828, 181540672, 187907656, 375815312, 751630624, 1503261248, 3264895523, 6529791046, 13059582092, 26119164184, 52238328368, 104476656736, 208953313472]

約数ペア:

[(1, 208953313472), (2, 104476656736), (4, 52238328368), (8, 26119164184), (16, 13059582092), (32, 6529791046), (64, 3264895523), (139, 1503261248), (278, 751630624), (556, 375815312), (1112, 187907656), (1151, 181540672), (2224, 93953828), (2302, 90770336), (4448, 46976914), (4604, 45385168), (8896, 23488457), (9208, 22692584), (18416, 11346292), (20407, 10239296), (36832, 5673146), (40814, 5119648), (73664, 2836573), (81628, 2559824), (159989, 1306048), (163256, 1279912), (319978, 653024), (326512, 639956)]