19703388

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 47667200

約数和(自身を除く): 27963812

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 199, 222, 223, 398, 444, 446, 597, 669, 796, 892, 1194, 1338, 2388, 2676, 7363, 8251, 14726, 16502, 22089, 24753, 29452, 33004, 44178, 44377, 49506, 88356, 88754, 99012, 133131, 177508, 266262, 532524, 1641949, 3283898, 4925847, 6567796, 9851694, 19703388]

約数ペア:

[(1, 19703388), (2, 9851694), (3, 6567796), (4, 4925847), (6, 3283898), (12, 1641949), (37, 532524), (74, 266262), (111, 177508), (148, 133131), (199, 99012), (222, 88754), (223, 88356), (398, 49506), (444, 44377), (446, 44178), (597, 33004), (669, 29452), (796, 24753), (892, 22089), (1194, 16502), (1338, 14726), (2388, 8251), (2676, 7363)]