20665692

素因数分解:

$2^2\times 3^6\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:414

約数の個数: 84

約数和(自身を含む): 57229480

約数和(自身を除く): 36563788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 373, 486, 513, 684, 729, 746, 972, 1026, 1119, 1458, 1492, 1539, 2052, 2238, 2916, 3078, 3357, 4476, 4617, 6156, 6714, 7087, 9234, 10071, 13428, 13851, 14174, 18468, 20142, 21261, 27702, 28348, 30213, 40284, 42522, 55404, 60426, 63783, 85044, 90639, 120852, 127566, 181278, 191349, 255132, 271917, 362556, 382698, 543834, 574047, 765396, 1087668, 1148094, 1722141, 2296188, 3444282, 5166423, 6888564, 10332846, 20665692]

約数ペア:

[(1, 20665692), (2, 10332846), (3, 6888564), (4, 5166423), (6, 3444282), (9, 2296188), (12, 1722141), (18, 1148094), (19, 1087668), (27, 765396), (36, 574047), (38, 543834), (54, 382698), (57, 362556), (76, 271917), (81, 255132), (108, 191349), (114, 181278), (162, 127566), (171, 120852), (228, 90639), (243, 85044), (324, 63783), (342, 60426), (373, 55404), (486, 42522), (513, 40284), (684, 30213), (729, 28348), (746, 27702), (972, 21261), (1026, 20142), (1119, 18468), (1458, 14174), (1492, 13851), (1539, 13428), (2052, 10071), (2238, 9234), (2916, 7087), (3078, 6714), (3357, 6156), (4476, 4617)]