20797332584

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{28069}}^1$

素因数の和:28314

約数の個数: 64

約数和(自身を含む): 45352137600

約数和(自身を除く): 24554805016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 131, 202, 262, 404, 524, 707, 808, 917, 1048, 1414, 1834, 2828, 3668, 5656, 7336, 13231, 26462, 28069, 52924, 56138, 92617, 105848, 112276, 185234, 196483, 224552, 370468, 392966, 740936, 785932, 1571864, 2834969, 3677039, 5669938, 7354078, 11339876, 14708156, 19844783, 22679752, 25739273, 29416312, 39689566, 51478546, 79379132, 102957092, 158758264, 205914184, 371380939, 742761878, 1485523756, 2599666573, 2971047512, 5199333146, 10398666292, 20797332584]

約数ペア:

[(1, 20797332584), (2, 10398666292), (4, 5199333146), (7, 2971047512), (8, 2599666573), (14, 1485523756), (28, 742761878), (56, 371380939), (101, 205914184), (131, 158758264), (202, 102957092), (262, 79379132), (404, 51478546), (524, 39689566), (707, 29416312), (808, 25739273), (917, 22679752), (1048, 19844783), (1414, 14708156), (1834, 11339876), (2828, 7354078), (3668, 5669938), (5656, 3677039), (7336, 2834969), (13231, 1571864), (26462, 785932), (28069, 740936), (52924, 392966), (56138, 370468), (92617, 224552), (105848, 196483), (112276, 185234)]