20392776

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{4969}}^1$

素因数の和:5003

約数の個数: 64

約数和(自身を含む): 59640000

約数和(自身を除く): 39247224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 4969, 9938, 14907, 19876, 29814, 39752, 44721, 59628, 89442, 94411, 119256, 134163, 178884, 188822, 268326, 283233, 357768, 377644, 536652, 566466, 755288, 849699, 1073304, 1132932, 1699398, 2265864, 2549097, 3398796, 5098194, 6797592, 10196388, 20392776]

約数ペア:

[(1, 20392776), (2, 10196388), (3, 6797592), (4, 5098194), (6, 3398796), (8, 2549097), (9, 2265864), (12, 1699398), (18, 1132932), (19, 1073304), (24, 849699), (27, 755288), (36, 566466), (38, 536652), (54, 377644), (57, 357768), (72, 283233), (76, 268326), (108, 188822), (114, 178884), (152, 134163), (171, 119256), (216, 94411), (228, 89442), (342, 59628), (456, 44721), (513, 39752), (684, 29814), (1026, 19876), (1368, 14907), (2052, 9938), (4104, 4969)]