26989538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{4253}}^1$

素因数の和:4441

約数の個数: 16

約数和(自身を含む): 42880320

約数和(自身を除く): 15890782

約数列:

[1, 2, 19, 38, 167, 334, 3173, 4253, 6346, 8506, 80807, 161614, 710251, 1420502, 13494769, 26989538]

約数ペア:

[(1, 26989538), (2, 13494769), (19, 1420502), (38, 710251), (167, 161614), (334, 80807), (3173, 8506), (4253, 6346)]