20720349738

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{11047}}^1\times {\mathrm{9473}}^1$

素因数の和:20539

約数の個数: 48

約数和(自身を含む): 48984975936

約数和(自身を除く): 28264626198

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 9473, 11047, 18946, 22094, 28419, 33141, 56838, 66282, 85257, 99423, 104203, 121517, 170514, 198846, 208406, 243034, 312609, 364551, 625218, 729102, 937827, 1093653, 1875654, 2187306, 104648231, 209296462, 313944693, 627889386, 941834079, 1151130541, 1883668158, 2302261082, 3453391623, 6906783246, 10360174869, 20720349738]

約数ペア:

[(1, 20720349738), (2, 10360174869), (3, 6906783246), (6, 3453391623), (9, 2302261082), (11, 1883668158), (18, 1151130541), (22, 941834079), (33, 627889386), (66, 313944693), (99, 209296462), (198, 104648231), (9473, 2187306), (11047, 1875654), (18946, 1093653), (22094, 937827), (28419, 729102), (33141, 625218), (56838, 364551), (66282, 312609), (85257, 243034), (99423, 208406), (104203, 198846), (121517, 170514)]