16587291220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11681191}}^1$

素因数の和:11681271

約数の個数: 24

約数和(自身を含む): 35323924608

約数和(自身を除く): 18736633388

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 11681191, 23362382, 46724764, 58405955, 116811910, 233623820, 829364561, 1658729122, 3317458244, 4146822805, 8293645610, 16587291220]

約数ペア:

[(1, 16587291220), (2, 8293645610), (4, 4146822805), (5, 3317458244), (10, 1658729122), (20, 829364561), (71, 233623820), (142, 116811910), (284, 58405955), (355, 46724764), (710, 23362382), (1420, 11681191)]