20976447

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{3203}}^1$

素因数の和:3302

約数の個数: 16

約数和(自身を含む): 29220480

約数和(自身を除く): 8244033

約数列:

[1, 3, 37, 59, 111, 177, 2183, 3203, 6549, 9609, 118511, 188977, 355533, 566931, 6992149, 20976447]

約数ペア:

[(1, 20976447), (3, 6992149), (37, 566931), (59, 355533), (111, 188977), (177, 118511), (2183, 9609), (3203, 6549)]