19169748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40961}}^1$

素因数の和:40984

約数の個数: 36

約数和(自身を含む): 52185588

約数和(自身を除く): 33015840

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40961, 81922, 122883, 163844, 245766, 368649, 491532, 532493, 737298, 1064986, 1474596, 1597479, 2129972, 3194958, 4792437, 6389916, 9584874, 19169748]

約数ペア:

[(1, 19169748), (2, 9584874), (3, 6389916), (4, 4792437), (6, 3194958), (9, 2129972), (12, 1597479), (13, 1474596), (18, 1064986), (26, 737298), (36, 532493), (39, 491532), (52, 368649), (78, 245766), (117, 163844), (156, 122883), (234, 81922), (468, 40961)]