19613235938

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{21611}}^1$

素因数の和:21890

約数の個数: 32

約数和(自身を含む): 30775833792

約数和(自身を除く): 11162597854

約数列:

[1, 2, 43, 61, 86, 122, 173, 346, 2623, 5246, 7439, 10553, 14878, 21106, 21611, 43222, 453779, 907558, 929273, 1318271, 1858546, 2636542, 3738703, 7477406, 56685653, 113371306, 160764229, 228060883, 321528458, 456121766, 9806617969, 19613235938]

約数ペア:

[(1, 19613235938), (2, 9806617969), (43, 456121766), (61, 321528458), (86, 228060883), (122, 160764229), (173, 113371306), (346, 56685653), (2623, 7477406), (5246, 3738703), (7439, 2636542), (10553, 1858546), (14878, 1318271), (21106, 929273), (21611, 907558), (43222, 453779)]