19793298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 47628288

約数和(自身を除く): 27834990

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 47, 74, 94, 111, 141, 222, 259, 271, 282, 329, 518, 542, 658, 777, 813, 987, 1554, 1626, 1739, 1897, 1974, 3478, 3794, 5217, 5691, 10027, 10434, 11382, 12173, 12737, 20054, 24346, 25474, 30081, 36519, 38211, 60162, 70189, 73038, 76422, 89159, 140378, 178318, 210567, 267477, 421134, 471269, 534954, 942538, 1413807, 2827614, 3298883, 6597766, 9896649, 19793298]

約数ペア:

[(1, 19793298), (2, 9896649), (3, 6597766), (6, 3298883), (7, 2827614), (14, 1413807), (21, 942538), (37, 534954), (42, 471269), (47, 421134), (74, 267477), (94, 210567), (111, 178318), (141, 140378), (222, 89159), (259, 76422), (271, 73038), (282, 70189), (329, 60162), (518, 38211), (542, 36519), (658, 30081), (777, 25474), (813, 24346), (987, 20054), (1554, 12737), (1626, 12173), (1739, 11382), (1897, 10434), (1974, 10027), (3478, 5691), (3794, 5217)]