2105584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 4499712

約数和(自身を除く): 2394128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 191, 208, 212, 382, 424, 689, 764, 848, 1378, 1528, 2483, 2756, 3056, 4966, 5512, 9932, 10123, 11024, 19864, 20246, 39728, 40492, 80984, 131599, 161968, 263198, 526396, 1052792, 2105584]

約数ペア:

[(1, 2105584), (2, 1052792), (4, 526396), (8, 263198), (13, 161968), (16, 131599), (26, 80984), (52, 40492), (53, 39728), (104, 20246), (106, 19864), (191, 11024), (208, 10123), (212, 9932), (382, 5512), (424, 4966), (689, 3056), (764, 2756), (848, 2483), (1378, 1528)]