18961998

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9907}}^1$

素因数の和:9952

約数の個数: 32

約数和(自身を含む): 42802560

約数和(自身を除く): 23840562

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 9907, 19814, 29721, 59442, 108977, 217954, 287303, 326931, 574606, 653862, 861909, 1723818, 3160333, 6320666, 9480999, 18961998]

約数ペア:

[(1, 18961998), (2, 9480999), (3, 6320666), (6, 3160333), (11, 1723818), (22, 861909), (29, 653862), (33, 574606), (58, 326931), (66, 287303), (87, 217954), (174, 108977), (319, 59442), (638, 29721), (957, 19814), (1914, 9907)]