19005390141

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{88853}}^1$

素因数の和:88981

約数の個数: 32

約数和(自身を含む): 27227708928

約数和(自身を除く): 8222318787

約数列:

[1, 3, 37, 41, 47, 111, 123, 141, 1517, 1739, 1927, 4551, 5217, 5781, 71299, 88853, 213897, 266559, 3287561, 3642973, 4176091, 9862683, 10928919, 12528273, 134790001, 154515367, 171219731, 404370003, 463546101, 513659193, 6335130047, 19005390141]

約数ペア:

[(1, 19005390141), (3, 6335130047), (37, 513659193), (41, 463546101), (47, 404370003), (111, 171219731), (123, 154515367), (141, 134790001), (1517, 12528273), (1739, 10928919), (1927, 9862683), (4551, 4176091), (5217, 3642973), (5781, 3287561), (71299, 266559), (88853, 213897)]