2221696784

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1217}}^1\times {\mathrm{1607}}^1$

素因数の和:2903

約数の個数: 40

約数和(自身を含む): 4371470208

約数和(自身を除く): 2149773424

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1217, 1607, 2434, 3214, 4868, 6428, 9736, 12856, 19472, 25712, 86407, 114097, 172814, 228194, 345628, 456388, 691256, 912776, 1382512, 1825552, 1955719, 3911438, 7822876, 15645752, 31291504, 138856049, 277712098, 555424196, 1110848392, 2221696784]

約数ペア:

[(1, 2221696784), (2, 1110848392), (4, 555424196), (8, 277712098), (16, 138856049), (71, 31291504), (142, 15645752), (284, 7822876), (568, 3911438), (1136, 1955719), (1217, 1825552), (1607, 1382512), (2434, 912776), (3214, 691256), (4868, 456388), (6428, 345628), (9736, 228194), (12856, 172814), (19472, 114097), (25712, 86407)]