19968679926

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1497127}}^1$

素因数の和:1497170

約数の個数: 64

約数和(自身を含む): 50303500800

約数和(自身を除く): 30334820874

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1482, 2223, 4446, 6669, 13338, 1497127, 2994254, 4491381, 8982762, 13474143, 19462651, 26948286, 28445413, 38925302, 40422429, 56890826, 58387953, 80844858, 85336239, 116775906, 170672478, 175163859, 256008717, 350327718, 369790369, 512017434, 525491577, 739580738, 768026151, 1050983154, 1109371107, 1536052302, 2218742214, 3328113321, 6656226642, 9984339963, 19968679926]

約数ペア:

[(1, 19968679926), (2, 9984339963), (3, 6656226642), (6, 3328113321), (9, 2218742214), (13, 1536052302), (18, 1109371107), (19, 1050983154), (26, 768026151), (27, 739580738), (38, 525491577), (39, 512017434), (54, 369790369), (57, 350327718), (78, 256008717), (114, 175163859), (117, 170672478), (171, 116775906), (234, 85336239), (247, 80844858), (342, 58387953), (351, 56890826), (494, 40422429), (513, 38925302), (702, 28445413), (741, 26948286), (1026, 19462651), (1482, 13474143), (2223, 8982762), (4446, 4491381), (6669, 2994254), (13338, 1497127)]