20119164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128969}}^1$

素因数の和:128989

約数の個数: 24

約数和(自身を含む): 50556240

約数和(自身を除く): 30437076

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 128969, 257938, 386907, 515876, 773814, 1547628, 1676597, 3353194, 5029791, 6706388, 10059582, 20119164]

約数ペア:

[(1, 20119164), (2, 10059582), (3, 6706388), (4, 5029791), (6, 3353194), (12, 1676597), (13, 1547628), (26, 773814), (39, 515876), (52, 386907), (78, 257938), (156, 128969)]