15678539548

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{224969}}^1$

素因数の和:225130

約数の個数: 48

約数和(自身を含む): 33259564800

約数和(自身を除く): 17581025252

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 131, 133, 262, 266, 524, 532, 917, 1834, 2489, 3668, 4978, 9956, 17423, 34846, 69692, 224969, 449938, 899876, 1574783, 3149566, 4274411, 6299132, 8548822, 17097644, 29470939, 29920877, 58941878, 59841754, 117883756, 119683508, 206296573, 412593146, 559947841, 825186292, 1119895682, 2239791364, 3919634887, 7839269774, 15678539548]

約数ペア:

[(1, 15678539548), (2, 7839269774), (4, 3919634887), (7, 2239791364), (14, 1119895682), (19, 825186292), (28, 559947841), (38, 412593146), (76, 206296573), (131, 119683508), (133, 117883756), (262, 59841754), (266, 58941878), (524, 29920877), (532, 29470939), (917, 17097644), (1834, 8548822), (2489, 6299132), (3668, 4274411), (4978, 3149566), (9956, 1574783), (17423, 899876), (34846, 449938), (69692, 224969)]