1999794648

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{17191}}^1$

素因数の和:17368

約数の個数: 64

約数和(自身を含む): 5174104320

約数和(自身を除く): 3174309672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 131, 148, 222, 262, 296, 393, 444, 524, 786, 888, 1048, 1572, 3144, 4847, 9694, 14541, 17191, 19388, 29082, 34382, 38776, 51573, 58164, 68764, 103146, 116328, 137528, 206292, 412584, 636067, 1272134, 1908201, 2252021, 2544268, 3816402, 4504042, 5088536, 6756063, 7632804, 9008084, 13512126, 15265608, 18016168, 27024252, 54048504, 83324777, 166649554, 249974331, 333299108, 499948662, 666598216, 999897324, 1999794648]

約数ペア:

[(1, 1999794648), (2, 999897324), (3, 666598216), (4, 499948662), (6, 333299108), (8, 249974331), (12, 166649554), (24, 83324777), (37, 54048504), (74, 27024252), (111, 18016168), (131, 15265608), (148, 13512126), (222, 9008084), (262, 7632804), (296, 6756063), (393, 5088536), (444, 4504042), (524, 3816402), (786, 2544268), (888, 2252021), (1048, 1908201), (1572, 1272134), (3144, 636067), (4847, 412584), (9694, 206292), (14541, 137528), (17191, 116328), (19388, 103146), (29082, 68764), (34382, 58164), (38776, 51573)]