15980776

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2083}}^1$

素因数の和:2233

約数の個数: 32

約数和(自身を含む): 34511040

約数和(自身を除く): 18530264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 2083, 3836, 4166, 7672, 8332, 14581, 16664, 29162, 58324, 116648, 285371, 570742, 1141484, 1997597, 2282968, 3995194, 7990388, 15980776]

約数ペア:

[(1, 15980776), (2, 7990388), (4, 3995194), (7, 2282968), (8, 1997597), (14, 1141484), (28, 570742), (56, 285371), (137, 116648), (274, 58324), (548, 29162), (959, 16664), (1096, 14581), (1918, 8332), (2083, 7672), (3836, 4166)]