2019978968

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{6121}}^1$

素因数の和:6288

約数の個数: 64

約数和(自身を含む): 4443102720

約数和(自身を除く): 2423123752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 83, 142, 166, 284, 332, 497, 568, 581, 664, 994, 1162, 1988, 2324, 3976, 4648, 5893, 6121, 11786, 12242, 23572, 24484, 41251, 42847, 47144, 48968, 82502, 85694, 165004, 171388, 330008, 342776, 434591, 508043, 869182, 1016086, 1738364, 2032172, 3042137, 3476728, 3556301, 4064344, 6084274, 7112602, 12168548, 14225204, 24337096, 28450408, 36071053, 72142106, 144284212, 252497371, 288568424, 504994742, 1009989484, 2019978968]

約数ペア:

[(1, 2019978968), (2, 1009989484), (4, 504994742), (7, 288568424), (8, 252497371), (14, 144284212), (28, 72142106), (56, 36071053), (71, 28450408), (83, 24337096), (142, 14225204), (166, 12168548), (284, 7112602), (332, 6084274), (497, 4064344), (568, 3556301), (581, 3476728), (664, 3042137), (994, 2032172), (1162, 1738364), (1988, 1016086), (2324, 869182), (3976, 508043), (4648, 434591), (5893, 342776), (6121, 330008), (11786, 171388), (12242, 165004), (23572, 85694), (24484, 82502), (41251, 48968), (42847, 47144)]