19016214

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1001

約数の個数: 48

約数和(自身を含む): 44914176

約数和(自身を除く): 25897962

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 142, 147, 213, 294, 426, 497, 911, 994, 1491, 1822, 2733, 2982, 3479, 5466, 6377, 6958, 10437, 12754, 19131, 20874, 38262, 44639, 64681, 89278, 129362, 133917, 194043, 267834, 388086, 452767, 905534, 1358301, 2716602, 3169369, 6338738, 9508107, 19016214]

約数ペア:

[(1, 19016214), (2, 9508107), (3, 6338738), (6, 3169369), (7, 2716602), (14, 1358301), (21, 905534), (42, 452767), (49, 388086), (71, 267834), (98, 194043), (142, 133917), (147, 129362), (213, 89278), (294, 64681), (426, 44639), (497, 38262), (911, 20874), (994, 19131), (1491, 12754), (1822, 10437), (2733, 6958), (2982, 6377), (3479, 5466)]