20115890

素因数分解:

$2^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{5393}}^1$

素因数の和:5773

約数の個数: 16

約数和(自身を含む): 36312408

約数和(自身を除く): 16196518

約数列:

[1, 2, 5, 10, 373, 746, 1865, 3730, 5393, 10786, 26965, 53930, 2011589, 4023178, 10057945, 20115890]

約数ペア:

[(1, 20115890), (2, 10057945), (5, 4023178), (10, 2011589), (373, 53930), (746, 26965), (1865, 10786), (3730, 5393)]