31415696908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{39827}}^1$

素因数の和:40054

約数の個数: 48

約数和(自身を含む): 59015537280

約数和(自身を除く): 27599840372

約数列:

[1, 2, 4, 19, 38, 76, 97, 107, 194, 214, 388, 428, 1843, 2033, 3686, 4066, 7372, 8132, 10379, 20758, 39827, 41516, 79654, 159308, 197201, 394402, 756713, 788804, 1513426, 3026852, 3863219, 4261489, 7726438, 8522978, 15452876, 17045956, 73401161, 80968291, 146802322, 161936582, 293604644, 323873164, 413364433, 826728866, 1653457732, 7853924227, 15707848454, 31415696908]

約数ペア:

[(1, 31415696908), (2, 15707848454), (4, 7853924227), (19, 1653457732), (38, 826728866), (76, 413364433), (97, 323873164), (107, 293604644), (194, 161936582), (214, 146802322), (388, 80968291), (428, 73401161), (1843, 17045956), (2033, 15452876), (3686, 8522978), (4066, 7726438), (7372, 4261489), (8132, 3863219), (10379, 3026852), (20758, 1513426), (39827, 788804), (41516, 756713), (79654, 394402), (159308, 197201)]