199919976

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1667}}^1$

素因数の和:1958

約数の個数: 64

約数和(自身を含む): 528422400

約数和(自身を除く): 328502424

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 263, 456, 526, 789, 1052, 1578, 1667, 2104, 3156, 3334, 4997, 5001, 6312, 6668, 9994, 10002, 13336, 14991, 19988, 20004, 29982, 31673, 39976, 40008, 59964, 63346, 95019, 119928, 126692, 190038, 253384, 380076, 438421, 760152, 876842, 1315263, 1753684, 2630526, 3507368, 5261052, 8329999, 10522104, 16659998, 24989997, 33319996, 49979994, 66639992, 99959988, 199919976]

約数ペア:

[(1, 199919976), (2, 99959988), (3, 66639992), (4, 49979994), (6, 33319996), (8, 24989997), (12, 16659998), (19, 10522104), (24, 8329999), (38, 5261052), (57, 3507368), (76, 2630526), (114, 1753684), (152, 1315263), (228, 876842), (263, 760152), (456, 438421), (526, 380076), (789, 253384), (1052, 190038), (1578, 126692), (1667, 119928), (2104, 95019), (3156, 63346), (3334, 59964), (4997, 40008), (5001, 39976), (6312, 31673), (6668, 29982), (9994, 20004), (10002, 19988), (13336, 14991)]