20128552

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1637}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 39803400

約数和(自身を除く): 19674848

約数列:

[1, 2, 4, 8, 29, 53, 58, 106, 116, 212, 232, 424, 1537, 1637, 3074, 3274, 6148, 6548, 12296, 13096, 47473, 86761, 94946, 173522, 189892, 347044, 379784, 694088, 2516069, 5032138, 10064276, 20128552]

約数ペア:

[(1, 20128552), (2, 10064276), (4, 5032138), (8, 2516069), (29, 694088), (53, 379784), (58, 347044), (106, 189892), (116, 173522), (212, 94946), (232, 86761), (424, 47473), (1537, 13096), (1637, 12296), (3074, 6548), (3274, 6148)]