20101984192

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{1019}}^1\times {\mathrm{16223}}^1$

素因数の和:17273

約数の個数: 56

約数和(自身を含む): 42033139200

約数和(自身を除く): 21931155008

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1019, 1216, 2038, 4076, 8152, 16223, 16304, 19361, 32446, 32608, 38722, 64892, 65216, 77444, 129784, 154888, 259568, 308237, 309776, 519136, 616474, 619552, 1038272, 1232948, 1239104, 2465896, 4931792, 9863584, 16531237, 19727168, 33062474, 66124948, 132249896, 264499792, 314093503, 528999584, 628187006, 1057999168, 1256374012, 2512748024, 5025496048, 10050992096, 20101984192]

約数ペア:

[(1, 20101984192), (2, 10050992096), (4, 5025496048), (8, 2512748024), (16, 1256374012), (19, 1057999168), (32, 628187006), (38, 528999584), (64, 314093503), (76, 264499792), (152, 132249896), (304, 66124948), (608, 33062474), (1019, 19727168), (1216, 16531237), (2038, 9863584), (4076, 4931792), (8152, 2465896), (16223, 1239104), (16304, 1232948), (19361, 1038272), (32446, 619552), (32608, 616474), (38722, 519136), (64892, 309776), (65216, 308237), (77444, 259568), (129784, 154888)]