20868786

素因数分解:

$2^1\times 3^3\times {\mathrm{223}}^1\times {\mathrm{1733}}^1$

素因数の和:1967

約数の個数: 32

約数和(自身を含む): 46609920

約数和(自身を除く): 25741134

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 223, 446, 669, 1338, 1733, 2007, 3466, 4014, 5199, 6021, 10398, 12042, 15597, 31194, 46791, 93582, 386459, 772918, 1159377, 2318754, 3478131, 6956262, 10434393, 20868786]

約数ペア:

[(1, 20868786), (2, 10434393), (3, 6956262), (6, 3478131), (9, 2318754), (18, 1159377), (27, 772918), (54, 386459), (223, 93582), (446, 46791), (669, 31194), (1338, 15597), (1733, 12042), (2007, 10398), (3466, 6021), (4014, 5199)]