131020884

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191551}}^1$

素因数の和:191580

約数の個数: 36

約数和(自身を含む): 348624640

約数和(自身を除く): 217603756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 191551, 383102, 574653, 766204, 1149306, 1723959, 2298612, 3447918, 3639469, 6895836, 7278938, 10918407, 14557876, 21836814, 32755221, 43673628, 65510442, 131020884]

約数ペア:

[(1, 131020884), (2, 65510442), (3, 43673628), (4, 32755221), (6, 21836814), (9, 14557876), (12, 10918407), (18, 7278938), (19, 6895836), (36, 3639469), (38, 3447918), (57, 2298612), (76, 1723959), (114, 1149306), (171, 766204), (228, 574653), (342, 383102), (684, 191551)]