20181477886

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{1129}}^1\times {\mathrm{1871}}^1$

素因数の和:3300

約数の個数: 32

約数和(自身を含む): 32212702080

約数和(自身を除く): 12031224194

約数列:

[1, 2, 17, 34, 281, 562, 1129, 1871, 2258, 3742, 4777, 9554, 19193, 31807, 38386, 63614, 317249, 525751, 634498, 1051502, 2112359, 4224718, 5393233, 8937767, 10786466, 17875534, 35910103, 71820206, 593572879, 1187145758, 10090738943, 20181477886]

約数ペア:

[(1, 20181477886), (2, 10090738943), (17, 1187145758), (34, 593572879), (281, 71820206), (562, 35910103), (1129, 17875534), (1871, 10786466), (2258, 8937767), (3742, 5393233), (4777, 4224718), (9554, 2112359), (19193, 1051502), (31807, 634498), (38386, 525751), (63614, 317249)]