1986248638

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 3484788480

約数和(自身を除く): 1498539842

約数列:

[1, 2, 11, 19, 22, 38, 121, 173, 209, 227, 242, 346, 418, 454, 1331, 1903, 2299, 2497, 2662, 3287, 3806, 4313, 4598, 4994, 6574, 8626, 20933, 25289, 27467, 36157, 39271, 41866, 47443, 50578, 54934, 72314, 78542, 94886, 230263, 302137, 397727, 431981, 460526, 521873, 604274, 746149, 795454, 863962, 1043746, 1492298, 4374997, 4751791, 5740603, 8207639, 8749994, 9503582, 11481206, 16415278, 52269701, 90284029, 104539402, 180568058, 993124319, 1986248638]

約数ペア:

[(1, 1986248638), (2, 993124319), (11, 180568058), (19, 104539402), (22, 90284029), (38, 52269701), (121, 16415278), (173, 11481206), (209, 9503582), (227, 8749994), (242, 8207639), (346, 5740603), (418, 4751791), (454, 4374997), (1331, 1492298), (1903, 1043746), (2299, 863962), (2497, 795454), (2662, 746149), (3287, 604274), (3806, 521873), (4313, 460526), (4598, 431981), (4994, 397727), (6574, 302137), (8626, 230263), (20933, 94886), (25289, 78542), (27467, 72314), (36157, 54934), (39271, 50578), (41866, 47443)]