19884564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4153}}^1$

素因数の和:4189

約数の個数: 72

約数和(自身を含む): 60482240

約数和(自身を除く): 40597676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4153, 4788, 8306, 12459, 16612, 24918, 29071, 37377, 49836, 58142, 74754, 78907, 87213, 116284, 149508, 157814, 174426, 236721, 261639, 315628, 348852, 473442, 523278, 552349, 710163, 946884, 1046556, 1104698, 1420326, 1657047, 2209396, 2840652, 3314094, 4971141, 6628188, 9942282, 19884564]

約数ペア:

[(1, 19884564), (2, 9942282), (3, 6628188), (4, 4971141), (6, 3314094), (7, 2840652), (9, 2209396), (12, 1657047), (14, 1420326), (18, 1104698), (19, 1046556), (21, 946884), (28, 710163), (36, 552349), (38, 523278), (42, 473442), (57, 348852), (63, 315628), (76, 261639), (84, 236721), (114, 174426), (126, 157814), (133, 149508), (171, 116284), (228, 87213), (252, 78907), (266, 74754), (342, 58142), (399, 49836), (532, 37377), (684, 29071), (798, 24918), (1197, 16612), (1596, 12459), (2394, 8306), (4153, 4788)]