20096946220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1885267}}^1$

素因数の和:1885330

約数の個数: 48

約数和(自身を含む): 46558578528

約数和(自身を除く): 26461632308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 1885267, 3770534, 7541068, 9426335, 18852670, 24508471, 37705340, 49016942, 77295947, 98033884, 122542355, 154591894, 245084710, 309183788, 386479735, 490169420, 772959470, 1004847311, 1545918940, 2009694622, 4019389244, 5024236555, 10048473110, 20096946220]

約数ペア:

[(1, 20096946220), (2, 10048473110), (4, 5024236555), (5, 4019389244), (10, 2009694622), (13, 1545918940), (20, 1004847311), (26, 772959470), (41, 490169420), (52, 386479735), (65, 309183788), (82, 245084710), (130, 154591894), (164, 122542355), (205, 98033884), (260, 77295947), (410, 49016942), (533, 37705340), (820, 24508471), (1066, 18852670), (2132, 9426335), (2665, 7541068), (5330, 3770534), (10660, 1885267)]