39993328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{449}}^1$

素因数の和:769

約数の個数: 40

約数和(自身を含む): 82026000

約数和(自身を除く): 42032672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 293, 304, 449, 586, 898, 1172, 1796, 2344, 3592, 4688, 5567, 7184, 8531, 11134, 17062, 22268, 34124, 44536, 68248, 89072, 131557, 136496, 263114, 526228, 1052456, 2104912, 2499583, 4999166, 9998332, 19996664, 39993328]

約数ペア:

[(1, 39993328), (2, 19996664), (4, 9998332), (8, 4999166), (16, 2499583), (19, 2104912), (38, 1052456), (76, 526228), (152, 263114), (293, 136496), (304, 131557), (449, 89072), (586, 68248), (898, 44536), (1172, 34124), (1796, 22268), (2344, 17062), (3592, 11134), (4688, 8531), (5567, 7184)]