2009783916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{20089}}^1$

素因数の和:20503

約数の個数: 72

約数和(自身を含む): 5820956960

約数和(自身を除く): 3811173044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 397, 794, 1191, 1588, 2382, 2779, 3573, 4764, 5558, 7146, 8337, 11116, 14292, 16674, 20089, 25011, 33348, 40178, 50022, 60267, 80356, 100044, 120534, 140623, 180801, 241068, 281246, 361602, 421869, 562492, 723204, 843738, 1265607, 1687476, 2531214, 5062428, 7975333, 15950666, 23925999, 31901332, 47851998, 55827331, 71777997, 95703996, 111654662, 143555994, 167481993, 223309324, 287111988, 334963986, 502445979, 669927972, 1004891958, 2009783916]

約数ペア:

[(1, 2009783916), (2, 1004891958), (3, 669927972), (4, 502445979), (6, 334963986), (7, 287111988), (9, 223309324), (12, 167481993), (14, 143555994), (18, 111654662), (21, 95703996), (28, 71777997), (36, 55827331), (42, 47851998), (63, 31901332), (84, 23925999), (126, 15950666), (252, 7975333), (397, 5062428), (794, 2531214), (1191, 1687476), (1588, 1265607), (2382, 843738), (2779, 723204), (3573, 562492), (4764, 421869), (5558, 361602), (7146, 281246), (8337, 241068), (11116, 180801), (14292, 140623), (16674, 120534), (20089, 100044), (25011, 80356), (33348, 60267), (40178, 50022)]