20090776

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{797}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 39644640

約数和(自身を除く): 19553864

約数列:

[1, 2, 4, 8, 23, 46, 92, 137, 184, 274, 548, 797, 1096, 1594, 3151, 3188, 6302, 6376, 12604, 18331, 25208, 36662, 73324, 109189, 146648, 218378, 436756, 873512, 2511347, 5022694, 10045388, 20090776]

約数ペア:

[(1, 20090776), (2, 10045388), (4, 5022694), (8, 2511347), (23, 873512), (46, 436756), (92, 218378), (137, 146648), (184, 109189), (274, 73324), (548, 36662), (797, 25208), (1096, 18331), (1594, 12604), (3151, 6376), (3188, 6302)]